APA (7th ed.) Zitazioa

Hedgpeth, J. W. (1957). Treatise on marine ecology and paleoecology. Geological Society of America.

Chicago Style (17th ed.) Zitazioa

Hedgpeth, Joel W. Treatise on Marine Ecology and Paleoecology. Washington, D.C: Geological Society of America, 1957.

MLA (9th ed.) Zitazioa

Hedgpeth, Joel W. Treatise on Marine Ecology and Paleoecology. Geological Society of America, 1957.