References
- Beehler, B.M., Pratt, T.K. & Zimmerman, D.A. 1986. Birds of New Guinea. Princeton University Press, New Jersey.
- Coates, B.J. 1985. Birds of Papua New Guinea, Vol. 1, Non- Passerines. Dove Publications, Alderley, Queensland.
- Diamond, J.M. 1972. Avifauna of the Eastern Highlands of New Guinea. Publication No. 12, Nuttall Ornithological Club, Cambridge, Massachusetts.
- Majnep, I.S. & Bulmer, R. 1977. Birds of my Kalam Country. Oxford University Press, Auckland.