Cita APA

IUCN. (1971). Wildlife conservation in west Africa. [S.l.]: [s.n.].

Citación estilo Chicago

IUCN. Wildlife Conservation in West Africa. [S.l.]: [s.n.], 1971.

Cita MLA

IUCN. Wildlife Conservation in West Africa. [S.l.]: [s.n.], 1971.