Banks A.N., Wright L.J., Maclean I.M.D., Hann C., Rehfisch M.M. 2008. Review of the Status of Introduced Non-Native Waterbird Species in the Area of the African-Eurasian Waterbird Agreement: 2007 Update. In BTO Research Report, 148 pp.

Banks A.N., Wright L.J., Maclean I.M.D., Hann C., Rehfisch M.M. 2008. Review of the Status of Introduced Non-Native Waterbird Species in the Area of the African-Eurasian Waterbird Agreement: 2007 Update. In BTO Research Report, 148 pp.