TY - BOOK AU - UNITED NATIONS, INTERNATIONAL ECONOMIC AND SOCIAL AFFAIRS (Department of-) ED - UNITED NATIONS, INTERNATIONAL ECONOMIC AND SOCIAL AFFAIRS (Department of-) TI - Basic methodological principles governing the compilation of the system of statistical balances of the national economy T2 - Statistical papers series F;17-1 SN - 9211613019 U1 - V1N45,93:3.N89, M9/UN PY - 1989/// CY - New York PB - UN ER -