World demographic estimates and projections, 1950-2025 : total population, school-age population, economically active population, agricultural and non-agricultural population, urban and rural population : a report /
prepared jointly by the United Nations, the International Labour Organisation, and the Food and Agriculture Organization of the United Nations.
- New York : United Nations, Dept. of International Economic and Social Affairs, 1988.
- vii, 386 p. ; 28 cm.