Cita APA (7a ed.)

IUCN Conservation Monitoring Centre. & Wilcox, B. A. (1988). 1988 IUCN red list of threatened animals. International Union for Conservation of nature and Natural Resources.

Cita Chicago Style (17a ed.)

IUCN Conservation Monitoring Centre. y Bruce A. Wilcox. 1988 IUCN Red List of Threatened Animals. Gland: International Union for Conservation of nature and Natural Resources, 1988.

Cita MLA (9a ed.)

IUCN Conservation Monitoring Centre. y Bruce A. Wilcox. 1988 IUCN Red List of Threatened Animals. International Union for Conservation of nature and Natural Resources, 1988.