United Nations. Department of Economic and Social Affairs. (1971). Population and family planning in Iran. [s.n.].
Cita Chicago (17th ed.)United Nations. Department of Economic and Social Affairs. Population and Family Planning in Iran. New York: [s.n.], 1971.
Cita MLA (9th ed.)United Nations. Department of Economic and Social Affairs. Population and Family Planning in Iran. [s.n.], 1971.
Atenció: Aquestes cites poden no estar 100% correctes.