APA
"United Nations I. E. a. s. A. (. o., "United Nations I. E. a. s. A. (. o., . (1980). Concise report on world population situation. New: York UN.
Chicago
"United Nations International Economic and social Affairs (Deptt of-)", "United Nations International Economic and social Affairs (Deptt of-)", . 1980. Concise report on world population situation. New: York UN.
Harvard
"United Nations I. E. a. s. A. (. o., "United Nations I. E. a. s. A. (. o., . (1980). Concise report on world population situation. New: York UN.
MLA
"United Nations International Economic and social Affairs (Deptt of-)", "United Nations International Economic and social Affairs (Deptt of-)", . Concise report on world population situation. New: York UN. 1980.