@book{3854,
	author = {Zorrilla Arena, Santiago and Torres Xammar, Miguel, },
	title = {Guía para elaborar la tesis / },
	publisher = {McGraw-Hill Interamericana de México, S.A. de C.V.,},
	year = {1992.},
	address = {México :},
	edition = {2 ed. --}
}