Cita APA (7a ed.)

Barker, A. (1920). The British corn trade: From the earliest times to the present day. Sir Isaac Pitman & Sons.

Cita Chicago Style (17a ed.)

Barker, Arthur. The British Corn Trade: From the Earliest Times to the Present Day. London [etc.]: Sir Isaac Pitman & Sons, 1920.

Cita MLA (9a ed.)

Barker, Arthur. The British Corn Trade: From the Earliest Times to the Present Day. Sir Isaac Pitman & Sons, 1920.