APA (7th ed.) Citation

(1991). Dolphins, porpoises and whales of the world: The IUCN red data book. IUCN.

Chicago Style (17th ed.) Citation

Dolphins, Porpoises and Whales of the World: The IUCN Red Data Book. Gland, Wetzerland: IUCN, 1991.

MLA (9th ed.) Citation

Dolphins, Porpoises and Whales of the World: The IUCN Red Data Book. IUCN, 1991.

Warning: These citations may not always be 100% accurate.