APA (7th ed.) Citation

Hall, A. D. (1939). Agriculture in the twentieth century: Essays on research, practice, and organization to be presented to Sir Daniel Hall. Clarendon press.

Chicago Style (17th ed.) Citation

Hall, A. Daniel. Agriculture in the Twentieth Century: Essays on Research, Practice, and Organization to Be Presented to Sir Daniel Hall. Oxford: Clarendon press, 1939.

MLA (9th ed.) Citation

Hall, A. Daniel. Agriculture in the Twentieth Century: Essays on Research, Practice, and Organization to Be Presented to Sir Daniel Hall. Clarendon press, 1939.