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Craig, A.: Red-billed Buffalo-weaver (Bubalornis niger). [w:] del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona [on-line]. 2016. [zarchiwizowane z tego adresu (26 lutego 2016)].
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