@book{4957,
	author = {Afuah, Allan. and Tucci, Christopher L.},
	title = {Internet business models and strategies :},
	publisher = {Irwin/McGraw-Hill},
	year = {c2001.},
	address = {Boston :},
	url = {http://www.loc.gov/catdir/description/mh021/00040692.html}
}