@book{1960,
	author = {Doval, Luis.},
	title = {Tecnología :},
	publisher = {CONICET :},
	year = {1998.},
	series = {Prociencia. Educación Tecnológica},
	address = {Buenos Aires :},
	edition = {1ª ed.},
	note = {Incorpora bibliografía.}
}