Cita APA (7th ed.)

Rupieper, H. J. (1979). Alanson B. Houghton: An American Ambassador in Germany, 1922-1925: Hermann J. Rupieper.

Cita Chicago (17th ed.)

Rupieper, Hermann J. Alanson B. Houghton: An American Ambassador in Germany, 1922-1925: Hermann J. Rupieper. [s.l.], 1979.

Cita MLA (8th ed.)

Rupieper, Hermann J. Alanson B. Houghton: An American Ambassador in Germany, 1922-1925: Hermann J. Rupieper. 1979.