@mastersthesis {27860,
	title = {A comparative study of glacial till parent material in west-central Alberta},
	volume = {Soil Science},
	year = {1969},
	pages = {186},
	address = {University of Alberta},
	url = {http://www.nrcresearchpress.com/doi/pdf/10.4141/cjss74-009},
	author = {Twardy, Alvin Garry}
}
