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 /

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 / - New York : United Nations, 1988. - vii, 386p. :


Population forecasting

304.6/2/021