APA (7th ed.) Citation

Kren, J. (2000). Birds of the Czech Republic. Christopher Helm.

Chicago Style (17th ed.) Citation

Kren, Josef. Birds of the Czech Republic. London: Christopher Helm, 2000.

MLA (9th ed.) Citation

Kren, Josef. Birds of the Czech Republic. Christopher Helm, 2000.

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