@book{204613,
	author = {Swinscow, T. D. V. and Campbell, Michael J., and ebrary, Inc.},
	title = {Statistics at square one},
	publisher = {BMJ,},
	year = {2002.},
	address = {London :},
	edition = {10th ed.},
	note = {Previous ed.: 1996.},
	url = {http://site.ebrary.com/lib/strathmore/Doc?id=10033078}
}