Cita APA (7a ed.)

Oppenheim, E. P. (1937). Envoy extraordinary (1st. ed.). Little Brown and Company.

Cita Chicago Style (17a ed.)

Oppenheim, E. Phillips. Envoy Extraordinary. 1st. ed. Boston: Little Brown and Company, 1937.

Cita MLA (9a ed.)

Oppenheim, E. Phillips. Envoy Extraordinary. 1st. ed. Little Brown and Company, 1937.