@article {30190,
	title = {Spring helicopter survey of large mammals above 6000 feet in Jasper, Banff and Yoho National Parks},
	volume = {Unpublished report CWF-147-75},
	year = {1975},
	pages = {3},
	institution = {Canadian Wildlife Service},
	address = {Edmonton, AB},
	author = {McGillis, J. R.}
}
