APA (7th ed.) Citation

Urquhart, E., & Bowley, A. (2002). Stonechats: A guide to the genus Saxicola. Christopher Helm.

Chicago Style (17th ed.) Citation

Urquhart, Ewan, and Adam Bowley. Stonechats: A Guide to the Genus Saxicola. London: Christopher Helm, 2002.

MLA (9th ed.) Citation

Urquhart, Ewan, and Adam Bowley. Stonechats: A Guide to the Genus Saxicola. Christopher Helm, 2002.

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