Cita APA

Daniel, H. (1939). Agriculture in the twentieth century: Essays on research, practice, and organization. Clarendon Press.

Chicago Edition Citation

Daniel, Hall. Agriculture in the Twentieth Century: Essays on Research, Practice, and Organization. Oxford: Clarendon Press, 1939.

Cita MLA

Daniel, Hall. Agriculture in the Twentieth Century: Essays on Research, Practice, and Organization. Clarendon Press, 1939.