Παραπομπή σε μορφή APA (7η εκδ.)

(1980). Improvement and production of maize, sorghum and millet. Food and Agriculture Organization of the United Nations.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Improvement and Production of Maize, Sorghum and Millet. Rome: Food and Agriculture Organization of the United Nations, 1980.

Παραπομπή σε μορφή MLA (9th εκδ.)

Improvement and Production of Maize, Sorghum and Millet. Food and Agriculture Organization of the United Nations, 1980.