@book{140333,
	author = {Steen, Mary. and Roberts, Taniya. and ebrary, Inc.},
	title = {The handbook of midwifery research},
	publisher = {Wiley-Blackwell,},
	year = {2011.},
	address = {Chichester, West Sussex, U.K. ;},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10518761}
}