@book{57923,
	author = {Weihrich, Heinz. and Koontz, Harold,},
	title = {Management :},
	publisher = {McGraw-Hill,},
	year = {c2020.(Reprint 2025)},
	address = {New York :},
	edition = {15th ed.},
	note = {Koontz's name appears first in the earlier editions.}
}