Cita APA (7a ed.)

Roetter, C. (1963). The diplomatic art, an informal history of world diplomacy. Macrae Smith.

Cita Chicago Style (17a ed.)

Roetter, Charles. The Diplomatic Art, an Informal History of World Diplomacy. Philadelphia: Macrae Smith, 1963.

Cita MLA (9a ed.)

Roetter, Charles. The Diplomatic Art, an Informal History of World Diplomacy. Macrae Smith, 1963.