Waterfowl population status /
Canadian Wildlife Service [and] U.S. Fish and Wildlife Service
APA Citation
U.S. Fish and Wildlife Service., Canadian Wildlife Service. (1994). Waterfowl population status. Laurel, MD: U.S. Fish and Wildlife Service.
MLA Citation
U.S. Fish and Wildlife Service, and Canadian Wildlife Service. Waterfowl Population Status. Laurel, MD: U.S. Fish and Wildlife Service, 1994.
Warning: These citations may not always be complete (especially for serials).