@book{68964,
	author = {Hernández, Rafael. and Hütte Gesellschaft für Technische Informationen (Berlin)},
	title = {Manual del ingeniero / },
	publisher = {Guinart y Pujolar, },
	year = {1926.},
	address = {Barcelona : },
	note = {Precede al tít.: Hütte.}
}