Não informado. (1892). Bulletin of the British Ornithologists Club. British Ornithologists Club.
Chicago-Zitierstil (17. Ausg.)Não informado. Bulletin of the British Ornithologists Club. London: British Ornithologists Club, 1892.
MLA-Zitierstil (8. Ausg.)Não informado. Bulletin of the British Ornithologists Club. British Ornithologists Club, 1892.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.