@book{52151,
	author = {Burgelman, Robert A. and Christensen, Clayton M.},
	title = {Strategic management of technology and innovation /},
	publisher = {McGraw-Hill Irwin,},
	year = {c2009},
	address = {Boston :},
	edition = {5th ed.},
	url = {http://www.loc.gov/catdir/toc/ecip0817/2008018590.html}
}