Cita APA (7th ed.)
(1982). Ecology and biology of the Pacific walrus, Odobenus rosmarus divergens Illiger.
Cita Chicago (17th ed.)
Ecology and Biology of the Pacific Walrus, Odobenus Rosmarus Divergens Illiger. 1982.
Cita MLA (9th ed.)
Ecology and Biology of the Pacific Walrus, Odobenus Rosmarus Divergens Illiger. 1982.
Atenció: Aquestes cites poden no estar 100% correctes.