List of Reference

  1. Cave, F.O. and Macdonald, J.D. 19955.Birds of the Sudan,Oliver and Boyd, Edinburgh.
  2. Mackworth-Pread, C.W. and Grant, C.H.B. 1952, 1955. African handbook of birds. Birds of east and north-east Africa Vol. 1  2. Longmans, Green and Co., London.
  3. Moreau, R.E. 1972. The Palearctic-African bird migration system. Academic Press, London.
  4. Moreau, R.E. 1966. The bird Fauna of Africa and its islands. Academic Press, London.
  5. Nikolaus, G. 1987. Distribution Atlas of Sudan's Birds With Notes on Habitat and Status. Bonner Monographien Nr. 25, Bonn.
  6. Williams, J.G. 1963. A Fieldguide to the Birds of East and Centeral Africa.

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