@book{237646,
	author = {United Nations. United Nations Conference on Trade and Development.},
	title = {Commodity yearbook, 2003 = Annuaire des produits de base, 2003 : },
	publisher = {United Nations, },
	year = {2003.},
	address = {New York ;  },
	note = {"Prepared by UNCTAD in collaboration with the common fund for commodities and the food and agriculture organization of the United Nations"}
}