@book{30168,
	author = {Collier, David A.  and Enríquez Brito, Javier },
	title = {Administración de operaciones  },
	publisher = {Cengage Learning, },
	year = {2009.},
	address = {México  },
	edition = {2a ed.},
	note = {Folio de Cd Rom : 1762; 1763}
}