@book{7288,
	author = { Gray, Clifford F. and  Larson, Erik W},
	title = {Project Management : },
	publisher = {McGraw-Hill,},
	year = {2018.},
	address = {New York :},
	edition = {7th ed.},
	url = {https://www.amazon.com/Project-Management-Managerial-Clifford-International/dp/1260570436/ref=sr_1_1?keywords=9781260570434&linkCode=qs&qid=1641535352&s=books&sr=1-1}
}