Cita APA (7th ed.)

Walter, E. (1961). Dr. med. Sander. Verlag der Nation.

Cita Chicago (17th ed.)

Walter, Erich. Dr. Med. Sander. Berlin: Verlag der Nation, 1961.

Cita MLA (8th ed.)

Walter, Erich. Dr. Med. Sander. Verlag der Nation, 1961.