@book{29260,
	author = {Simons, Frank S. and Straczek, John A.,},
	title = {Geology of the manganese deposits of Cuba /},
	publisher = {U.S. G.P.O.,},
	year = {1958.},
	address = {Washington, [D.C.] :},
	note = {"A summary report prepared in cooperation with the Dirección de Montes, Minas, y Aquas, Ministerio de Agricultura, under the auspices of the Interdepartmental Conference on Scientific and Cultural Cooperation with the American Republics, Department of State."}
}