@book{189164,
	author = {Mercado H., Salvador},
	title = {Cómo hacer una tesis? :},
	publisher = {Limusa : Noriega Editores},
	year = {c2003.},
	series = {Area: ciencias sociales},
	address = {México, D.F.},
	edition = {3a ed.; 1a. reimpr.}
}