artwork [front cover] May
artwork [front cover] Perico
edited by Pedro Sánchez
photography by [back cover] Wolfgang Krolow
tracks b1 to b4 written-by Carlos Agirreurreta
tracks b1 to b4 written-by Eduardo Mancebo
tracks a1 to a4 written-by Francisco Galán
tracks a1 to a4 written-by Jesús M. Expósito
tracks b1 to b4 written-by José R. Bolinaga
tracks a1 to a4 written-by Juan Manuel Suárez
tracks b1 to b4 written-by Julen Bolinaga
Distributed By Spansuls Distributions
Pressed By Iberofon, S.A.
Printed By Offset ALG, S.A.
Matrix / Runout: ZENS.45007.A.IN³ (Etched Runout Side A)
Matrix / Runout: ZENS.45007.B.IN³ (Etched Runout Side B)
Depósito Legal: M-16372-1984
Rights Society: S.G.A.E.
Other: 7978 (Imp. de Lujo )
Other: Permiso 5854 (Iberofon, S.A)