@book{84596,
	author = {Brewster, Hilary D. and ebrary, Inc.},
	title = {Digital electronics},
	publisher = {Oxford Book Co.,},
	year = {2009.},
	address = {Jaipur, India :},
	edition = {1st ed.},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10417531}
}