tracks a7 arranged by Miguel Angel Varona tracks a2 to a6, b1, b3 to b7 arranged by, music director Rafael Pérez-Botija tracks a1, b2 arranged by, music director Tom Parker tracks a1 bass Francisco Ruíz tracks a3, b5 coordinator José Quintana tracks a2, a4 coordinator Lisa Marie tracks a1 engineer David Hunt tracks a7 engineer Pepe Fernández tracks a1 mastered by Edson R. Heredia mastered by [for vinyl] Daniel Saavedra tracks a1 mixed by Edson R. Heredia tracks a1 mixed by Guillermo Gil tracks a7 music director Paco Cepero tracks a2 to a4, b5 producer José José tracks a7 producer Paco Cepero tracks a2 to a6, b1, b3 to b7 producer Rafael Pérez-Botija tracks b2 producer Tom Parker Manufactured By Sony Music Entertainment México, S.A. De C.V. Distributed By Sony Music Entertainment México, S.A. De C.V. Copyright (c) Sony Music Entertainment México, S.A. De C.V. Phonographic Copyright (p) Sony Music Entertainment México, S.A. De C.V. Phonographic Copyright (p) RCA/Ariola Internacional, S. De R.L. De C.V Phonographic Copyright (p) Bertelsmann De Mexico, S.A. Phonographic Copyright (p) Discolibro, S.A. Phonographic Copyright (p) Circulo De Lectores, S.A. Published By Universal Music Publishing MGB Published By Elix Publishing Inc. Published By SACM Track 1 previously unreleased, recorded September 1978. Composer for A1 = Unknown. Barcode: 1 98028 39031 6