Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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