APA-referens (7:e uppl.)
ebrary, Inc, Goble, D., & Hirt, P. W. (1999). Northwest lands, northwest peoples: Readings in environmental history. University of Washington Press.
Chicago-referens (17:e uppl.)
ebrary, Inc, Dale Goble, och Paul W. Hirt. Northwest Lands, Northwest Peoples: Readings in Environmental History. Seattle, Wash.: University of Washington Press, 1999.
MLA-referens (9:e uppl.)
ebrary, Inc, et al. Northwest Lands, Northwest Peoples: Readings in Environmental History. University of Washington Press, 1999.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.