@book{62971,
	author = {Hill, Symon. and ebrary, Inc.},
	title = {Digital revolutions},
	publisher = {New Internationalist Publications Ltd.,},
	year = {2013.},
	series = {World changing},
	address = {Oxford :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10673137}
}