@book{1130,
	author = {Martín, Miguel Ángel and Landreau, Horacio César},
	title = {Manual para la planificación : },
	publisher = {Cangallo, },
	year = {1980.},
	address = {Buenos Aires : },
	edition = {1ra.ed.},
	note = {Bibliografía p. 241-242. }
}