The following bibliography has been generated by bringing together all references provided by our content partners. There may be duplication.
- Fry, C.H., S. Keith & E.K. Urban (1988). The Birds of Africa, Volume III. Academic Press, London.
- WoRMS (2014). Cypsiurus Lesson, 1843. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=205097
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