Παραπομπή APA

Carter, G. S. (1957). General zoology of the invertebrates (3.).

Παραπομπή Chicago Style

Carter, G S. General Zoology of the Invertebrates. 3. Sidgwick & Jackson Ltd., London, 1957.

Παραπομπή MLA

Carter, G S. General Zoology of the Invertebrates. 3. 1957.