CD 1

1. "Oye" (_Listen) – 2:43 (Es lo Mejor, 1974)
2. "Inyecciones" (_Injections) – 3:14 (Three Souls in My Mind III, 1972)
3. "San Juanico" – 6:24 (Simplemente
   Simplemente
   Simplemente may refer to:*Simplemente , a 2001 album by Chayanne*Simplemente , a 1984 album by El Tri*Simplemente Amigos , album by Myriam Montemayor Cruz...
   
   , 1984)
4. "Vicioso" (_Vicious) (Lora, Sergio Mancera) – 3:06 (Simplemente, 1984)
5. "Difícil" (_Difficult) (Lora, Horacio Reni) – 2:51 (21 Años Después, Alex Lora y El Tri
   21 Años Después, Alex Lora y El Tri
   21 Años Después, Alex Lora y El Tri is the sixth studio album by Mexican rock, Blues band El Tri.The title is a reference to the 21 years of career of Alex Lora since the creation of Three Souls on my Mind.- Track listing :...
   
   , 1989)
6. "No Puedo Dejar de Chupar" (_{I can't quit drinking}) – 3:01 (El Blues del Eje Vial, 1978)
7. "Santa Martha" – 4:28
8. "Chilango Incomprendido" (_{Misunderstood Chilango}) – 2:59 (25 Años
   25 Años
   25 Años is the tenth studio album by Mexican Rock, Blues band El Tri.The name is a reference to the duration of the career of Alex Lora who started playing in 1968 with the past incarnation of the band known as Three Souls in My Mind....
   
   , 1993)
9. "El Hablador" (_{The Bragger}) (García, Lora) – 3:54 (25 Años, 1993)
10. "Tómate la Foto" (_{Take Yourself The Photo}) (Lora, Felipe Souza) – 3:49 (25 Años, 1993)
11. "Que Viva el Rock And Roll" – 4:30 (Three Souls in My Mind III, 1972)
12. "Igual Pa' Todos" (_{Same For Everyone}) – 4:58 (Indocumentado
    Indocumentado
    Indocumentado is the ninth studio album by Mexican Rock, Blues band El Tri.The name of the album comes for the main single, "Indocumentado" is the common word for a Mexican person or any other nationality that find its way into the US without the proper documentation; The song is a tale of the...
    
    , 1992)
13. "El Semental" (_{The Stud}) – 3:00 (Es lo Mejor, 1974)
14. "El Boogie Del TRI" (_{The Boogie of TRI}) – 6:15
15. "La Encuerada de Avándaro" (_{The Naked Woman of Avandaro}) – 2:59 (Three Souls in My Mind III, 1972)
16. "Viejas de Vecindad" (_{Neighborhood's old hags}) – 4:57 (Una Leyenda Viva Llamada El Tri
    Una Leyenda Viva Llamada El Tri
    Una Leyenda Viva Llamada El Tri is the seventh studio album by Mexican rock, blues band El Tri.- Track listing :All tracks by Alex Lora except were noted...
    
    , 1990)

CD 2

1. "Sara" (Eduardo Chico, Lora) – 4:26 (Otra Tocada Mas
   Otra Tocada Mas
   Otra Tocada Mas is the fourth studio album by Mexican Rock and Blues band El Tri.- Track listing :All tracks by Alex Lora# "Otra Tocada Mas" – 3:00# "Nocivo Para la Salud" – 2:56...
   
   , 1988)
2. "Tirando A Matar" (_{Shooting To Kill}) – 4:02 (Indocumentado, 1992)
3. "El Niño Sin Amor" (_{Kid Without Love}) – 6:03 (El Niño Sin Amor
   El Niño Sin Amor
   El Niño Sin Amor is the third studio album by Mexican rock, Blues band El Tri.The name of the album is from the main single, which is a history of a homeless kid, reflecting the big problem of homeless population in Mexico....
   
   , 1986)
4. "Es lo Mejor" (_{Is The Best}) – 4:00 (Es lo Mejor, 1974)
5. "Presta" (_Lend) – 3:50 (Qué Rico Diablo, 1977)
6. "Indocumentado" (_{One Without Documents}) – 4:44 (Indocumentado, 1992)
7. "FZ 10" (Cruz, Lora) – 3:48 (Hecho en México
   Hecho en México
   Hecho en México is the second studio album by Mexican Rock'n roll band El Tri.- Track listing :# "Hasta Que el Cuerpo Aguante" – 2:05...
   
   , 1987)
8. "Abuso de Autoridad" (_{Authority Abuse}) – 2:21 (Chavo de Onda, 1973)
9. "Pobre Soñador" (_{Poor Dreamer}) (Lora, Souza) – 4:22 (25 Años, 1993)
10. "Ya Me Voy" (_{I'm Leaving}) – 3:43 (Es lo Mejor, 1974)
11. "Triste Canción" (_{Sad Song}) – 5:38 (Simplemente, 1984)
12. "A.D.O." – 8:46 (Es lo Mejor, 1974)
13. "No le Hagas Caso" (_{Don't Listen}) – 2:36 (Three Souls in My Mind III, 1972)
14. "Chavo de Onda" (_{Cool Kid}) – 7:43 (Chavo de Onda, 1973)

• _{Album and year of original release inside parenthesis}

Personnel

• Alex Lora – guitar, vocals, producer, mixing
• Rafael Salgado – harmonic
• Eduardo Chico – guitar
• Pedro Martínez – drums, backing vocals
• Ruben Soriano – bass
• Chela DeLora – backing vocals, concept

Guest musicians

• Felipe Souza – electric & rhythm guitar, mixing
• Lalo Toral – piano
• Oscar Zarate – guitar
• Gerardo Garcia – piano
• Kenny Aviles, Norma Valdez – backing vocals
• Zbigniew Paleta
  Zbigniew Paleta
  Zbigniew Paleta is a Polish violinist and composer for telenovelas and the Cinema of Mexico. He is the father of actresses Ludwika and Dominika Paleta...
  
   – violin
• Cesar Gomez, Adolfo Diaz, Jose Lopez, Chucho Lopez – brass instruments

Technical personnel

• Chuck Johnson – mixing, mixing assistant
• Richard Kaplan – engineer, mixing

External links

• www.eltri.com.mx
• Un Cuarto de Siglo at MusicBrainz
  MusicBrainz
  MusicBrainz is a project that aims to create an open content music database. Similar to the freedb project, it was founded in response to the restrictions placed on the CDDB...
  
  
• Un Cuarto de Siglo at MusicBrainz
  MusicBrainz
  MusicBrainz is a project that aims to create an open content music database. Similar to the freedb project, it was founded in response to the restrictions placed on the CDDB...
  
   (disc two)
• [ Un Cuarto de Siglo] at Allmusic