UNITED NATIONS,Industrial Development Organization. (1978). Manual for the preparation of industrial feasibilitystudies. United Nations.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)UNITED NATIONS,Industrial Development Organization. Manual for the Preparation of Industrial Feasibilitystudies. New York: United Nations, 1978.
MLA -ийн эшлэл (9 дэх хэвлэлт)UNITED NATIONS,Industrial Development Organization. Manual for the Preparation of Industrial Feasibilitystudies. United Nations, 1978.
Анхааруулга: Эдгээр ишлэлүүд үргэлж 100% үнэн зөв биш байж магадгүй.