@book{4020,
	author = {Gray, Clifford F. and Larson, Erik W., 1952-},
	title = {Project management},
	publisher = {McGraw-Hill},
	year = {2008},
	series = {The McGraw-Hill},
	address = {Boston},
	edition = {4th ed},
	note = {Includes bibliographical references and index.}
}