APA (7th ed.) Citation

Kottelat, M., & Freyhof, J. (2007). Handbook of European freshwater fishes. Publications Kottelat.

Chicago Style (17th ed.) Citation

Kottelat, Maurice, and Jörg Freyhof. Handbook of European Freshwater Fishes. Cornol, Switzerland: Publications Kottelat, 2007.

MLA (9th ed.) Citation

Kottelat, Maurice, and Jörg Freyhof. Handbook of European Freshwater Fishes. Publications Kottelat, 2007.