Birds from North Borneo / University of Kansas Publications, Museum of Natural History, Volume 17, No. 8, pp. 377-433, October 27, 1966

by Max C. Thompson

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Everett, A. H.

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Gadow, H.

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Gibson-Hill, C. A.

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1952. The apparent breeding season of land birds in North Borneo and Malaya. Ibid., 24:270-294.