Gaya APA

Valtierra, A, S. (-1960). Peter Claver, Saint of the slaves, (transl. by J.H.Perry and L.J.Woodward), with a preface by J.Brodrick S.J. : El Santo que liberto una raza: San Pedro Claver S.J. 1954. . London: Burns & Oates.

Gaya MLA

Valtierra, A.,, S.J.. "Peter Claver, Saint of the slaves, (transl. by J.H.Perry and L.J.Woodward), with a preface by J.Brodrick S.J. : El Santo que liberto una raza: San Pedro Claver S.J. 1954.". London: Burns & Oates, -1960. Buku.