@mastersthesis {34053,
	title = {A comparison of aging techniques and growth of yellow perch (Perca flavescens) from selected Alberta lakes},
	volume = {Zoology},
	year = {1984},
	address = {University of Alberta},
	keywords = {fish},
	url = {http://search.proquest.com/docview/89128776},
	author = {Norris, Hugh  John}
}
