@book{133633,
	author = {Sagredo, José.},
	title = {Diccionarios Rioduero},
	publisher = {Ediciones Rioduero},
	year = {[1978].},
	series = {Diccionarios Rioduero},
	address = {[Madrid]},
	edition = {2a edición.},
	note = {Translation of: Herder Lexikon: Geologie und Mineralogie, originally published by Verlag Herder in Freiburg im Breisgau, 1972.}
}