@article {26166,
	title = {Waterfowl and related investigations in the Peace-Athabasca delta region of Alberta,1949},
	volume = {Wildlife Management Bulletin series 2 Number 2},
	year = {1951},
	pages = {63},
	institution = {Canadian Wildlife Service},
	address = {Edmonton},
	author = {Soper, J. D.}
}
