@book{7009,
	author = {SANCHEZ MENDOZA, JOSE ARMANDO. and INSTITUTO TECNOLOGICO DE TUXTLA GUTIERREZ.},
	title = {PROGRAMA DE MANTENIMIENTO PREVENTIVO  VEHICULAR DE TELEFONOS DE MEXICO, S.A./ },
	publisher = {EL AUTOR},
	year = {1997},
	address = {TUXTLA GTZ., CHIS.: },
	note = {BIBLIOGRAFIA: P. 107-109.}
}