APA Alıntı

Clements, J. F. (2007). The Clements checklist of birds of the world (6th ed.). Comstock Pub. Associates/Cornell University Press.

Chicago Stili Alıntı

Clements, James F. The Clements Checklist of Birds of the World. 6th ed. Ithaca: Comstock Pub. Associates/Cornell University Press, 2007.

MLA Alıntı

Clements, James F. The Clements Checklist of Birds of the World. 6th ed. Comstock Pub. Associates/Cornell University Press, 2007.