Beehler, B. M.; Pratt, T. K.; Zimmerman, D. A. 1986. Birds of New Guinea. Princeton University Press, Princeton.
Bishop, K. D. 1982. Endemic birds of Biak Island.
Collar, N. J.; Butchart, S. H. M. 2013. Conservation breeding and avian diversity: chances and challenges. International Zoo Yearbook 48(1): 7-28.
Collar, N. J.; Crosby, M. J.; Stattersfield, A. J. 1994. Birds to watch 2: the world list of threatened birds. BirdLife International, Cambridge, U.K.
Gibbs, D. 1993. Irian Jaya, Indonesia, 21 January--12 March 1991: a site guide for birdwatchers, with brief notes from 1992.
Mayr, E.; Meyer de Schauensee, R. 1939. Zoological results of the Denison-Crockett Expedition to the south Pacific for the Academy of Natural Sciences of Philadelphia, 1937-1938. Part 1: the birds of the Island of Biak. Proceedings of the Academy of Natural Sciences of Philadelphia 91: 1-37.
Nash, S. V. 1990. The Psittacine trade of Irian Jaya, Indonesia.
Sujatnika; Jepson, P.; Soehartono, T. R.; Crosby, M. J.; Mardiastuti, A. 1995. Conserving Indonesian biodiversity: the Endemic Bird Area approach. BirdLife International Indonesia Programme, Bogor.
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Recommended citation
BirdLife International (2021) Species factsheet: Eos cyanogenia. Downloaded from
http://www.birdlife.org on 08/03/2021.
Recommended citation for factsheets for more than one species: BirdLife International (2021) IUCN Red List for birds. Downloaded from
http://www.birdlife.org on 08/03/2021.