APA aipamena

Morris, P. A. (1960). A field guide to shells of the pacific Coast and Hawaii. Boston: Houghton Mifflin company.

Chicago Style aipamena

Morris, Percy A. A Field Guide to Shells of the Pacific Coast and Hawaii. Boston: Houghton Mifflin company, 1960.

MLA aipamena

Morris, Percy A. A Field Guide to Shells of the Pacific Coast and Hawaii. Boston: Houghton Mifflin company, 1960.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.