@book{172011,
	author = {National Academy of Sciences (Estados Unidos) and Annis, Fred, colab.},
	title = {Ferrocement : applications in developing countries  /},
	publisher = { National Academy of Sciences,},
	year = {1973},
	address = {Estados Unidos de América  :},
	note = {En portada: A report of an ad hoc panel of the advisory committee on technological innovation board on science and technology for international development office of the foreign secretary.}
}