tracks a arranged by [arr. vocales] The Lettermen
design Miguel Angel Machín
tracks a producer Al De Lory
tracks b producer Jim Pike
tracks b producer Tony Butala
Manufactured By Iberofon, S.A.
Printed By Offset ALG, S.A.
On label:
By arrangt. with Capitol Rcords, Inc. USA
Track B:
20Th. Century Mus. Corp. ASCAP/USA
Letteremen, Inc. Productions
Rights Society: B.I.E.M.
Depósito Legal: M.10119-1971
Matrix / Runout: SN-20.539-SG-A-1N
Matrix / Runout: SN-20.539-SG-B-1N
Other: CET-2938 (Nº original de serie)
Other: Permisos 6714-5854 (Impuesto de lujo a metálico)