@book{206993,
	author = {Lebraty, Jean-Fabrice, and Lobre-Lebraty, Katia,},
	title = {Crowdsourcing : one step beyond /},
	publisher = {ISTE ;},
	year = {2013.},
	series = {Focus series},
	address = {London :},
	url = {http://onlinelibrary.wiley.com/book/10.1002/9781118760765}
}