@book{46179,
	author = {Christensen, Clayton M. and Grossman, Jerome H.},
	title = {The innovator’s prescription :},
	publisher = {McGraw-Hill,},
	year = {c2009},
	address = {New York :},
	url = {http://www.loc.gov/catdir/toc/fy0905/2008043957.html}
}