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Farm population, employment, and levels of living
Hagood, Margaret Jarman, (1957)
Basic maps of the US economy 1967-1990 : population, employment, income
(1979)
Jobs, economic growth, and capacity development for youth in Africa
Bhorat, Haroon, (2020)
General report
Peries, H. E., (1957)
Growth of population, place of birth, movement and nationality
(1958)
Age
(1959)