@book{22520,
	author = {Kerín, Roger A and Sánchez López, Rebeca Alicia,},
	title = {Marketing /},
	publisher = {McGraw- Hill,},
	year = {2004.},
	address = {México :},
	edition = {7.},
	note = {Incluye Bibliografía, Glosario e Indice.}
}