APA (7th ed.) Citation

Trapp, R. (1987). Giftkrieg. Urania Verlag.

Chicago Style (17th ed.) Citation

Trapp, Ralf. Giftkrieg. Leipzig: Urania Verlag, 1987.

MLA (8th ed.) Citation

Trapp, Ralf. Giftkrieg. Urania Verlag, 1987.

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