@book{2301,
	author = {Greene, Robert  and Mercado, Enrique },
	title = {Las 33 estrategias de la guerra / },
	publisher = {Editorial Océano de México, },
	year = {2006.},
	address = {México : },
	edition = {3a. edición },
	note = {Título original en ingles Penguin Books.}
}