@book{120458,
	author = {Ribble, Mike.},
	title = {Digital citizenship in schools /},
	publisher = {International Society for Technology in Education,},
	year = {[2011]},
	address = {Eugene, Oregon :},
	edition = {Second edition.},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10759760}
}