*Marchant, S. & P.J. Higgins, eds. ''Handbook of Australian, New Zealand and Antarctic Birds, Volume 2'' - "Raptors to Lapwings". Melbourne, Victoria: Oxford University Press (1993). | *Marchant, S. & P.J. Higgins, eds. ''Handbook of Australian, New Zealand and Antarctic Birds, Volume 2'' - "Raptors to Lapwings". Melbourne, Victoria: Oxford University Press (1993). |