APA (7th ed.) Citation

Burfield, I. (2004). Birds in Europe: Population estimates, trends and conservation status (1. publ.). Birdlife Internat.

Chicago Style (17th ed.) Citation

Burfield, Ian. Birds in Europe: Population Estimates, Trends and Conservation Status. 1. publ. Cambridge: Birdlife Internat, 2004.

MLA (9th ed.) Citation

Burfield, Ian. Birds in Europe: Population Estimates, Trends and Conservation Status. 1. publ. Birdlife Internat, 2004.