Justo Betancourt - Soy Profesional

Vocals – Justo Betancourt, Timbales – Willy Machado Bongos – Raymond (Peewee) López Congas, Percussion – Edwin (Nene) Blassini Piano – Reinaldo Rodriguez Bass – Johnny Torres Guitar, Tres – Luis Oscar Rios Vocals – Justo Betancourt, Sammy González , Tito Rojas Trumpet – Billy Pizarro, Juan Pacheco Melvin Sotomayor Trombone – José (Junior) Lozada*, Julio Marrero Mixed By, Produced – Bobby Valentin, Justo Betancour Mixed By – John Fausty Executive-Producer – Jerry Masucci Fania Records ‎: 1977