Redman, N., Stevenson, T., Fanshawe, J., Borrow, N., & Small, B. E. (2010). Birds of the Horn of Africa: Ethiopia, Eritrea, Djibouti, Somalia, Socotra. Christopher Helm.
Chicago-čujuhus (17. p.)Redman, Nigel, Terry Stevenson, John Fanshawe, Nik Borrow, juo Brian E. Small. Birds of the Horn of Africa: Ethiopia, Eritrea, Djibouti, Somalia, Socotra. London: Christopher Helm, 2010.
MLA-čujuhus (9. p.)Redman, Nigel, et al. Birds of the Horn of Africa: Ethiopia, Eritrea, Djibouti, Somalia, Socotra. Christopher Helm, 2010.
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