Cita APA (7a ed.)

Fenwick, C. G. (1937). A Primer of Peace. Washington, D.C..

Cita Chicago Style (17a ed.)

Fenwick, Charles G. A Primer of Peace. Washington, D.C., 1937.

Cita MLA (8a ed.)

Fenwick, Charles G. A Primer of Peace. Washington, D.C., 1937.