@book{82,
	author = {Gray, Clifford F. and Larson, Erik W.,},
	title = {Project management :},
	publisher = {McGraw-Hill Education,},
	year = {[2018]},
	address = {New York, NY :},
	edition = {Seventh edition.},
	note = {Clifford F. Gray is the first named author on the earlier editions.}
}