APA (7th ed.) Citation

Rook, H. (1988). Riesen der Ozeane. Urania Verlag.

Chicago Style (17th ed.) Citation

Rook, Hans-Joachim. Riesen Der Ozeane. Leipzig: Urania Verlag, 1988.

MLA (8th ed.) Citation

Rook, Hans-Joachim. Riesen Der Ozeane. Urania Verlag, 1988.

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