(1989). Tortoises and freshwater turtles: An action plan for their conservation. IUCN.
Style de citation Chicago (17e éd.)Tortoises and Freshwater Turtles: An Action Plan for Their Conservation. Gland: IUCN, 1989.
Style de citation MLA (9e éd.)Tortoises and Freshwater Turtles: An Action Plan for Their Conservation. IUCN, 1989.
Attention : ces citations peuvent ne pas être correctes à 100%.