@book{15057,
	author = {Koontz, Harold and Weihrich, Heinz},
	title = {Elementos de administración :},
	publisher = {McGraw-Hill,},
	year = {2007.},
	address = {México D.F: :},
	edition = {7a ed., actualizada},
	note = {Bibliografía al pie de página.}
}