@book{95792,
	author = {Lewandowski, Dirk. and ebrary, Inc.},
	title = {Web search engine research},
	publisher = {Emerald,},
	year = {2012.},
	series = {Library and information science,},
	address = {Bingley :},
	edition = {1st ed.},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10559562}
}