TY - BOOK ED - United Nations. TI - A system of national accounts /cUnited Nations: Statistical Office] T2 - Its Studies in methods, series F, AV - JX1977 .A2 ST/STAT/ser. F/2/rev. 3 U1 - 339.3 PY - 1968/// CY - New York PB - United Nations KW - National income x Accounting ER -