@book{1612,
	author = {CABRERA CARRILLO, PEDRO AGUSTIN. and INSTITUTO TECNOLOGICODE MERIDA.},
	title = {ESTUDIO ECONOMICO DE LAS TELECOMUNICACIONES  EN LA PENINSULADE YUCATAN/ },
	publisher = {EL AUTOR},
	year = {1976},
	address = {MERIDA, YUC.: }
}