"About the LDC category". Least Developed Countries. Department of Economic and Social Affairs. مؤرشف من الأصل في 2019-06-20. اطلع عليه بتاريخ 2018-03-02.
"About the LDC category". Least Developed Countries. Department of Economic and Social Affairs. مؤرشف من الأصل في 2019-06-20. اطلع عليه بتاريخ 2018-03-02.