APA
"UN I. E. a. S. A., "UN I. E. a. S. A., . (1979). "Demographic transition and socio-economic development, 1977". New: York United Nations Publication.
Chicago
"UN International Economic and Social Affairs", "UN International Economic and Social Affairs", . 1979. "Demographic transition and socio-economic development, 1977". New: York United Nations Publication.
Harvard
"UN I. E. a. S. A., "UN I. E. a. S. A., . (1979). "Demographic transition and socio-economic development, 1977". New: York United Nations Publication.
MLA
"UN International Economic and Social Affairs", "UN International Economic and Social Affairs", . "Demographic transition and socio-economic development, 1977". New: York United Nations Publication. 1979.
