STATISTICAL REQUIREMENTS FOR PLANNING ECONOMIC AND SOCIAL DEVELOPMENT - REPORT OF THE UNITED NATIONS EUROPEAN REGIONAL SEMINAR, PRAGUE, 18-29 SEPTEMBER, 1967.
Contributors: UNITED NATIONS.  STATISTICAL COMMISSION; UNITED NATIONS.  ECONOMIC COMMISSION FOR EUROPE
Series: STATISTICAL STANDARDS AND STUDIES -- 11
Notes: 2 VOLUMES BOUND TOGETHER.