@book{15715,
	author = {Warwick, Paul, and ebrary, Inc.},
	title = {Science 3-13},
	publisher = {RoutledgeFalmer,},
	year = {2000.},
	series = {Primary directions series},
	address = {London ;},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=5004099}
}