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By: Erritzoe, JohannesType: ArticleIn: Bulletin of the British Ornithologists' ClubVolume: 114Series:Issue:Date: 1994Page Range: 128--128Publication Info: London, British Ornithologists' Club, 1893-Subjects:
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By: Erritzoe, JohannesType: ArticleIn: Nemouria; occasional papers of the Delaware Museum of Natural HistoryVolume: 40Series:Issue:Date: 1995Page Range: 1--15Publication Info: [Greenville], Delaware Museum of Natural History,Subjects:
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By: Erritzoe, JohannesType: ArticleIn: The Avicultural magazineVolume: 104Series:Issue: 1Date: 1998Page Range: 27--38Publication Info: Ascot, Berkshire, etc Avicultural Society, etcSubjects: