@mastersthesis {51349,
	title = {A toxicity study on tar sands tailings},
	year = {1983},
	month = {03/1983},
	pages = {152 pages },
	school = {McGill University Department of Civil Engineering and Applied Mechanics },
	address = {Montreal, QC  },
	keywords = {aquatic vegetation, microbiology, tailings, toxicity},
	url = {http://search.proquest.com/pqdtglobal/docview/303302775/5E4390F8800441AEPQ},
	author = {Ludwig, Ralph D.}
}
