@book{15490,
	author = {Turban, Efraim. and Rainer, R. Kelly},
	title = {Introduction to information technology /},
	publisher = {John Wiley,},
	year = {2001.},
	address = {New York :},
	url = {http://www.loc.gov/catdir/toc/onix05/00036661.html}
}