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By: Ranft, RichardType: ArticleIn: Bulletin of the African Bird ClubVolume: 1Series:Issue: 2Date: 1994-09Page Range: 73--73Publication Info: Cambridge, African Bird Club, 1994-Subjects:
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By: Atkinson, Phillip W - Koroma, Alie P - Ranft, Richard - Rowe, Stephen G - Wilkinson, RogerType: ArticleIn: Bulletin of the African Bird ClubVolume: 1Series:Issue: 2Date: 1994-09Page Range: 67--72Publication Info: Cambridge, African Bird Club, 1994-Subjects:
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By: Alström, Per - Ranft, RichardType: ArticleIn: Bulletin of the British Ornithologists' ClubVolume: 123ASeries:Issue:Date: 2003Page Range: 114--135Publication Info: London, British Ornithologists' Club, 1893-Subjects: