Saunders, G. B., & Chapman Saunders, D. (1981). Waterfowl and their wintering ground in Mexico 1937-64. Washington: Fish and Wildlife Service.
Chicago Style CitationSaunders, George B., and Dorothy Chapman Saunders. Waterfowl and Their Wintering Ground in Mexico 1937-64. Washington: Fish and Wildlife Service, 1981.
MLA CitationSaunders, George B., and Dorothy Chapman Saunders. Waterfowl and Their Wintering Ground in Mexico 1937-64. Washington: Fish and Wildlife Service, 1981.
Warning: These citations may not always be 100% accurate.