APA-referens (7:e uppl.)

Não informado. (2001). Annual Report of the Denver Museum of Natural History. Museum of Natural History.

Chicago-referens (17:e uppl.)

Não informado. Annual Report of the Denver Museum of Natural History. Denver, Colo: Museum of Natural History, 2001.

MLA-referens (8:e uppl.)

Não informado. Annual Report of the Denver Museum of Natural History. Museum of Natural History, 2001.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.