TY - BOOK AU - UNITED NATIONS, INTERNATIONAL ECONOMIC AND SOCIAL AFFAIRS (Department of--) ED - UNITED NATIONS, INTERNATIONAL ECONOMIC AND SOCIAL AFFAIRS (Department of--) TI - Population and ital statistics report U1 - Y:5.1r.N81, M1.33-1/UN PY - 1981/// CY - New York PB - United Nations N1 - Statiscal papers series A, vol. xxxiii, no.1 ER -