@book{4938,
	author = {Carlos González, María Waleska and Román Carlos Bregni},
	title = {Efecto sistémico y local de Xilol, tiner, eucaliptol, cloroformo y agua tridestilada en ratones de laboratorio / },
	publisher = {USAC,},
	year = {2000.},
	address = {Guatemala :}
}