Cita APA (7a ed.)

Schmiedeler, E. (1937). Agriculture and International Life. Washington, D.C..

Cita Chicago Style (17a ed.)

Schmiedeler, Edgar. Agriculture and International Life. Washington, D.C., 1937.

Cita MLA (8a ed.)

Schmiedeler, Edgar. Agriculture and International Life. Washington, D.C., 1937.