@mastersthesis {41213,
	title = {The ecotoxicology of oil sands tailings on the freshwater leech, Nephelopsis obscura and the oligochaete worm, Tubifex tubifex},
	volume = {Biological Sciences},
	year = {1997},
	pages = {235},
	address = {University of Calgary},
	url = {http://search.proquest.com/docview/304340414},
	author = {Duguay, Anne Madeleine}
}
