Παραπομπή σε μορφή APA (7η εκδ.)

Surface, F. M. (1928). The grain trade during the world war, being a history of the Food administration Grain corporation and the United States grain corporation. Macmillan Co.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Surface, Frank Macy. The Grain Trade During the World War, Being a History of the Food Administration Grain Corporation and the United States Grain Corporation. New York: Macmillan Co, 1928.

Παραπομπή σε μορφή MLA (9th εκδ.)

Surface, Frank Macy. The Grain Trade During the World War, Being a History of the Food Administration Grain Corporation and the United States Grain Corporation. Macmillan Co, 1928.