APA ציטוט

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

Trích dẫn kiểu Chicago

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

ציטוט MLA

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