@article {27851,
	title = {Waterfowl population survey in the Peace-Athabasca Delta, Alberta, September 2-14, 1968},
	volume = {Unpublished report CWS-61-69},
	year = {1968},
	pages = {4},
	institution = {Canadian Wildlife Service},
	author = {Gentle, G. C.}
}
