Cita APA (7a ed.)

Trautmann, K. (1962). Design of Automatic Telephone Exchanges: Vol. 2. Principles and Planning. Siemens.

Cita Chicago Style (17a ed.)

Trautmann, Kurt. Design of Automatic Telephone Exchanges: Vol. 2. Principles and Planning. Berlin: Siemens, 1962.

Cita MLA (9a ed.)

Trautmann, Kurt. Design of Automatic Telephone Exchanges: Vol. 2. Principles and Planning. Siemens, 1962.