APA (7th ed.) Citation

Trautmann, K. (1962). Design of automatic telephone exchanges. Siemens.

Chicago Style (17th ed.) Citation

Trautmann, Kurt. Design of Automatic Telephone Exchanges. [München]: Siemens, 1962.

MLA (8th ed.) Citation

Trautmann, Kurt. Design of Automatic Telephone Exchanges. Siemens, 1962.

Warning: These citations may not always be 100% accurate.