Scott, B. (1987). The Atlas of British Birdlife. Hamlyn.
Cita Chicago (17th ed.)Scott, Bob. The Atlas of British Birdlife. London: Hamlyn, 1987.
Cita MLA (9th ed.)Scott, Bob. The Atlas of British Birdlife. Hamlyn, 1987.
Atenció: Aquestes cites poden no estar 100% correctes.