@book{11641,
	author = {GUTIERREZ CRUZ, BRENDA.},
	title = {VALIDACION DE LA PRUEBA MICROBIOLOGICA POR EL METODO COLILERT (B-GALACTOSIDASA)/ },
	publisher = {LA AUTORA},
	year = {2010},
	address = {TUXTLA GUTIERREZ, CHIAPAS: }
}