Jefferson, T. A. (2008). Marine mammals of the world: A Comprehensive Guide to Their Identification. London: Elsevier.
Chicago-stil citatJefferson, Thomas A. Marine Mammals of the World: A Comprehensive Guide to Their Identification. London: Elsevier, 2008.
MLA-referensJefferson, Thomas A. Marine Mammals of the World: A Comprehensive Guide to Their Identification. London: Elsevier, 2008.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.