Παραπομπή σε μορφή APA (7η εκδ.)

United States. Agency for International Development. (1976). Opportunity for self-reliance: An overview of the Sahel development potential. Agency for International Development.

Παραπομπή σε μορφή Chicago (17η εκδ.)

United States. Agency for International Development. Opportunity for Self-reliance: An Overview of the Sahel Development Potential. Washington: Agency for International Development, 1976.

Παραπομπή σε μορφή MLA (8th εκδ.)

United States. Agency for International Development. Opportunity for Self-reliance: An Overview of the Sahel Development Potential. Agency for International Development, 1976.