Cita APA (7a ed.)
(1991). Dolphins, porpoises and whales of the world: The IUCN red data book. IUCN.
Cita Chicago Style (17a ed.)
Dolphins, Porpoises and Whales of the World: The IUCN Red Data Book. Gland, Wetzerland: IUCN, 1991.
Cita MLA (9a ed.)
Dolphins, Porpoises and Whales of the World: The IUCN Red Data Book. IUCN, 1991.
Precaución: Estas citas no son 100% exactas.