@book{3293,
	author = {Gray, Clifford F. and Larson, Erik W.,},
	title = {Project management :},
	publisher = {McGraw-Hill/Irwin,},
	year = {c2008.},
	address = {Boston :},
	edition = {4th ed.},
	url = {http://www.loc.gov/catdir/toc/ecip0713/2007007198.html}
}