@book{34033,
	author = {Koontz, Harold, and O'Donnell, Cyril,},
	title = {Essentials of management.},
	publisher = {McGraw-Hill,},
	year = {c1986.},
	series = {McGraw-Hill series in management},
	address = {New York :},
	edition = {4th ed. /},
	note = {"A concise version of the eight edition of [the author's] Management."}
}