APA (7th ed.) Citation

Eichhorn, G. (1908). Drahtlose Telephonie. Orell Füssli.

Chicago Style (17th ed.) Citation

Eichhorn, Gustav. Drahtlose Telephonie. Zürich: Orell Füssli, 1908.

MLA (9th ed.) Citation

Eichhorn, Gustav. Drahtlose Telephonie. Orell Füssli, 1908.

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