United Nations Fund for Population Activities. (1984). Population perspectives: Statement by world leaders. United Nations Fund for Population Activities.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)United Nations Fund for Population Activities. Population Perspectives: Statement by World Leaders. New York: United Nations Fund for Population Activities, 1984.
MLA -ийн эшлэл (9 дэх хэвлэлт)United Nations Fund for Population Activities. Population Perspectives: Statement by World Leaders. United Nations Fund for Population Activities, 1984.
Анхааруулга: Эдгээр ишлэлүүд үргэлж 100% үнэн зөв биш байж магадгүй.