Bernhardt, J. (1948). The sugar industry and the Federal Government: Athirty year record, 1917-47. Sugar Statistics Service.
Cita Chicago (17th ed.)Bernhardt, Joshua. The Sugar Industry and the Federal Government: Athirty Year Record, 1917-47. Washington: Sugar Statistics Service, 1948.
Cita MLA (9th ed.)Bernhardt, Joshua. The Sugar Industry and the Federal Government: Athirty Year Record, 1917-47. Sugar Statistics Service, 1948.
Atenció: Aquestes cites poden no estar 100% correctes.