Witherby, H. F. (1902). Bird hunting on the White Nile: A naturalist's experiences in the Soudan. Office of "Knowledge".
Citace podle Chicago (17th ed.)Witherby, H. F. Bird Hunting on the White Nile: A Naturalist's Experiences in the Soudan. London: Office of "Knowledge", 1902.
Citace podle MLA (8th ed.)Witherby, H. F. Bird Hunting on the White Nile: A Naturalist's Experiences in the Soudan. Office of "Knowledge", 1902.
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