Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (8a ed.)

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