APA Alıntı

Dolder Willi & Dolder-Pippke Ursula. (2009). Endangered animals: Species facing extinction,and the threats to their habitats. New York.

Chicago Stili Alıntı

Dolder Willi ve Dolder-Pippke Ursula. Endangered Animals: Species Facing Extinction,and the Threats to Their Habitats. New York, 2009.

MLA Alıntı

Dolder Willi ve Dolder-Pippke Ursula. Endangered Animals: Species Facing Extinction,and the Threats to Their Habitats. New York, 2009.

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