Cita APA

Roberts, H. L. (1953). The diplomacy of colonel Beck. The diplomats 1919-1939.

Citación estilo Chicago

Roberts, Henry L. "The Diplomacy of Colonel Beck." The Diplomats 1919-1939 1953.

Cita MLA

Roberts, Henry L. "The Diplomacy of Colonel Beck." The Diplomats 1919-1939, 1953.