TY - BOOK AU - "UNITED NATIONS, ECONOMIC AFFAIRS" ED - "UNITED NATIONS, ECONOMIC AFFAIRS" TI - Studies in methods : Industrial censuses and related enquiries U1 - "X9.1-1sN5t4, J1.1-.2/UN" PY - 1951/// CY - New PB - York United Nation U.S.A. KW - Economics-Industry N1 - "Sales No. : 1953.xvii, 11" ER -