Παραπομπή σε μορφή APA (7η εκδ.)

United Nations. Special Sahelian Office. (1973). Agriculture: Outline analysis of agriculture problem area : Sudano-Sahelian zone. The Office.

Παραπομπή σε μορφή Chicago (17η εκδ.)

United Nations. Special Sahelian Office. Agriculture: Outline Analysis of Agriculture Problem Area : Sudano-Sahelian Zone. [New York]: The Office, 1973.

Παραπομπή σε μορφή MLA (8th εκδ.)

United Nations. Special Sahelian Office. Agriculture: Outline Analysis of Agriculture Problem Area : Sudano-Sahelian Zone. The Office, 1973.