APA (7th ed.) Citation

Trautmann, K. (1964). Design of automatic telephone exchanges. Siemens & Halske.

Chicago Style (17th ed.) Citation

Trautmann, Kurt. Design of Automatic Telephone Exchanges. München [u.a.]: Siemens & Halske, 1964.

MLA (9th ed.) Citation

Trautmann, Kurt. Design of Automatic Telephone Exchanges. Siemens & Halske, 1964.

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