APA (7th ed.) Citation

Karger-Decker, B. (1973). Unsichtbare Feinde. Koehler & Amelang.

Chicago Style (17th ed.) Citation

Karger-Decker, Bernt. Unsichtbare Feinde. Leipzig: Koehler & Amelang, 1973.

MLA (8th ed.) Citation

Karger-Decker, Bernt. Unsichtbare Feinde. Koehler & Amelang, 1973.

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