@book{23536,
	author = {Allix, André. and Casas Torres, José Manuel, },
	title = {Manual de geografía general física humana y económica / },
	editor = {Sucs. de Rivadeneyra)},
	publisher = {Rialp, },
	year = {1956 (},
	address = {Madrid : },
	edition = {2ª ed.}
}