@book{17479,
	author = {Koontz, Harold, and O'Donnell, Cyril,},
	title = {Principles of management :},
	publisher = {McGraw-Hill,},
	year = {[1968]},
	series = {McGraw-Hill series in management},
	address = {New York :},
	edition = {4th ed.},
	note = {Title page verso bears incorrect LC no.: 69-15471.}
}