@book{36872,
	author = {Lerma Kirchner, Alejandro Eugenio and Márquez Castro, Enrique},
	title = {Comercio y marketing internacional},
	publisher = {Cengage Learning},
	year = {2010},
	address = {México :},
	edition = {4},
	note = {Incluye apéndice},
	url = {http://biblioteca.unac.edu.co/portadas/54925.jpg}
}