@book{61337,
	author = {Boyd, Claire. and ebrary, Inc.},
	title = {Calculation skills for nurses},
	publisher = {John Wiley & Sons, Ltd,},
	year = {2013.},
	address = {Chichester, West Sussex, U.K. ;},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10667390}
}