Statistical papers / Statistical Office of the United Nations. 1969 : Ceylon, Cameroon, Central African Republic, Chad, Congo (Brazzaville), Dahomey, Gabon, Madagascar, Mali, Niger, Senegal, Togo, Upper Volta, Afghanistan, Costa Rica, El Salvador, Guatemala, Honduras / ... Department of Economic and Social Affairs. — 1973. — С. [13], 10014―10276. — (Statistical papers. Series D ; vol. 19, № 1-39) (Statistical papers. Series D, 1973)