@book{79471,
	author = {Burde, Gerhard, and Zieschang, Heiner.},
	title = {Knots /},
	publisher = {Walter de Gruyter GmbH & Co. KG,},
	year = {2013.},
	address = {Berlin ;},
	edition = {Third, fully revised and extended edition.},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10820052}
}