APA (7th ed.) Citation

Hoffmann, P. L. (1973). Kleine Aquarienkunde. Urania Verlag.

Chicago Style (17th ed.) Citation

Hoffmann, Paul Lothar. Kleine Aquarienkunde. Leipzig: Urania Verlag, 1973.

MLA (8th ed.) Citation

Hoffmann, Paul Lothar. Kleine Aquarienkunde. Urania Verlag, 1973.

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