APA-referens (7:e uppl.)
ebrary, Inc. (2000). Environmental issues in Pacific Northwest forest management. National Academy Press.
Chicago-referens (17:e uppl.)
ebrary, Inc. Environmental Issues in Pacific Northwest Forest Management. Washington, D.C.: National Academy Press, 2000.
MLA-referens (9:e uppl.)
ebrary, Inc. Environmental Issues in Pacific Northwest Forest Management. National Academy Press, 2000.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.