@book{76058,
	author = {Norman, Geoffrey R. and Streiner, David L.},
	title = {Biostatistics :},
	publisher = {B.C. Decker,},
	year = {2008.},
	address = {Hamilton :},
	url = {http://portal.igpublish.com/iglibrary/search/PMPHB0000040.html}
}