@book{172511,
	author = {Potter, Dave. and PLAYLINK (London, England)},
	title = {Risk and safety in play},
	publisher = {E & FN Spon ;},
	year = {1997.},
	address = {London ;},
	edition = {1st ed.},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10057173}
}