@book{223146,
	author = {Belch, George E. and Belch, Michael A.},
	title = {Publicidad y promoción},
	publisher = {McGraw-Hill},
	year = {c2005.},
	series = {The Mc Graw-Hill / Irwin series in marketing.},
	address = {México},
	edition = {6th ed.}
}