@book{60213,
	author = {Grier, David Alan. and ebrary, Inc.},
	title = {Crowdsourcing for dummies},
	publisher = {Wiley,},
	year = {2013.},
	series = {--for dummies},
	address = {Chichester [England] :},
	note = {Includes index.},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10680780}
}