@book{65541,
	author = {Ortega, Manuel. and ebrary, Inc.},
	title = {Computers and education in the 21st century},
	publisher = {Kluwer Academic Publishers,},
	year = {2000.},
	address = {Dordrecht ;},
	note = {Includes index.},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10052672}
}