@book{119394,
	author = {Ledger, William L. and ebrary, Inc.},
	title = {The MRCOG},
	publisher = {RCOG Press,},
	year = {2008.},
	address = {London :},
	edition = {3rd ed.},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10511568}
}