APA-ийн эшлэл(7 дахь хэвлэлт)

ebrary, Inc. (2003). Decline of the steller sea lions in Alaskan waters: Untangling food webs and fishing nets. National Academies Press.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

ebrary, Inc. Decline of the Steller Sea Lions in Alaskan Waters: Untangling Food Webs and Fishing Nets. Washington, D.C.: National Academies Press, 2003.

MLA -ийн эшлэл (9 дэх хэвлэлт)

ebrary, Inc. Decline of the Steller Sea Lions in Alaskan Waters: Untangling Food Webs and Fishing Nets. National Academies Press, 2003.