@book{1963,
	author = {Doval, Luis. and Gay, Aquiles.},
	title = {Tecnología :},
	publisher = {CONICET :},
	year = {1995.},
	series = {Prociencia. Educación Tecnológica},
	address = {Buenos Aires :},
	edition = {1ª ed.},
	note = {Incorpora anexo y bibliografía.}
}