@book{23,
	author = {ALFONZO ALFONZO, ARMANDO. and SALGADO MENDEZ, ARMANDO.},
	title = {DIBUJO TECNICO I/ },
	publisher = {SEP ; CGE},
	year = {1982},
	series = {COLEC. DE BACHILLERATO TECNOLOGICO},
	address = {MEXICO: }
}