Willie Rosario - El Rey Del Ritmo

 A1 La Maldad

Written-By – Roberto Angleró

A2 Ataca

A3 Llueve

Written-By – Curet Alonso*

A4 Esa Que Yo Conoci

B1 Recordando A Miguelito Valdes

Written-By – Félix Castrillón

B2 Mujer Ingrata

Written-By – Henry Arana

B3 Quien Lo Diria

Written-By – Bobby Capó

B4 Que Bonito Es Puerto Rico

Written-By – Justy Barreto*

Distribuido por – TH Records & Tapes, Inc.

Mezclado en – Latin Sound Studios

Grabado en – Master Piece Recording Studios

Arranged By – Bobby Valentin, Jorge Millet, Miguel Flores (8), Ray Santos

Artwork – Drago Fernandez*

Backing Vocals – Carlos Santos (10), Elliot Romero, Yayo El Indio*

Baritone Saxophone – Chago Martinez

Bass – Carlos Roldan

Bongos – Mitchel Laboy

Congas – Jimmie Morales

Engineer – David Rodriguez (4), Jon Fausty

Guest – Eddie Feijo, Manolin Alers, Mervin Soto Mayor, Tommy Acevedo

Leader, Timbales, Producer – Willie Rosario

Photography By – Candido Ortiz

Piano – Javier Fernandez

Trumpet – Felix Rodriguez (3), Obed Tirado, Papo Cruz, Pedro Silva*

Vocals – Guillo Rivera, Junior Toledo