@book{10437,
	author = {Johnson, Kerry L. and Hassan, Adriana de },
	title = {Cómo lograr la excelencia en ventas :},
	publisher = {Grupo Editorial Norma, },
	year = {1993},
	series = {Gerencia},
	address = {Bogotá : },
	edition = {Edición económica.}
}