A1 Nunca Jamas
Written-By – Ismael Quintana
A2 Mientes
Written-By – Ismael Quintana
A3 A Guava No
Written-By – Ramon L. Rodriguez*
A4 Pierdas
Written-By – Ramon L. Rodriguez*
B1 Al Mirarte A Ti
B2 No Es Preciso
B3 Oi Una Voz
Written-By – Ismael Quintana
B4 Son Pariente
B5 Rico Merengon
Written-By – Johnny Ortiz (2)
Bass – Andy Gonzalez
Bongos – José Mangual Jr. (pistas: B3), Orestes Vilato
Congas – Johnny Rodriguez
Coro – Adalberto Santiago, Tito Allen
Engineer – Irv Greenbaum
Executive-Producer – Jerry Masucci
Guiro – Sammy Ayala (pistas: B3)
Percussion, Coro, Vocals – Ismael Quintana
Piano – Papo Lucca
Producer – Ismael Quintana
Recording Supervisor – Louie Ramirez
Timbales – Nicky Marrero
Trombone – Barry Rogers, Reinaldo Jorge*
Trumpet – Héctor "Bomberito" Zarzuela*, Tony Cofresi
Trumpet [Solos] – Luis "Perico" Ortiz
Viola – Theodore Israel
Violin – Aurelio Parada, Eddie Drennon, Guy Lumia, Harold Kohon, Kathryn Kjenke, Pupi Legarreta, Sanford Allen
Violin, Viola – Lewis Kahn
