@book{53,
	author = {Lundborg, Louis B.},
	title = {El arte de ser ejecutivo /},
	publisher = {Grijalbo },
	year = {1983.},
	series = {Colección Economía y empresa.},
	address = {Barcelona },
	edition = {1a ed.},
	note = {Translation of: The art of being an executive.}
}