@book{240717,
	author = {Cameron, Peter J. and ebrary, Inc.},
	title = {Introduction to algebra},
	publisher = {Oxford University Press,},
	year = {2008.},
	series = {Oxford mathematics},
	address = {Oxford ;},
	edition = {2nd ed.},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10218532}
}