Citazione Stile APA (7a Edizione)

Surface, F. M. (1925). The stabilization of the price of wheat during the war and its effetcs upon the returns to the producer. United States Grain Corp.

Citazione stile Chigago Style (17a edizione)

Surface, Frank Macy. The Stabilization of the Price of Wheat During the War and Its Effetcs upon the Returns to the Producer. Washington, D.C: United States Grain Corp, 1925.

Citatione MLA (9a ed.)

Surface, Frank Macy. The Stabilization of the Price of Wheat During the War and Its Effetcs upon the Returns to the Producer. United States Grain Corp, 1925.