1 2
"Psittacula himalayana " . IUCN Red List of Threatened Species. Version 2012.2International Union for Conservation of Nature . 2012. Ginkuhà 24 Oktubre 2012 .
↑ (1998) , website, Zoonomen - Zoological Nomenclature Resource ↑ Rasmussen, Pamela C., and Nigel J. Collar (1999) On the hybrid status of Rothschild's Parakeet Psittacula intermedia (Aves, Psittacidae), Bulletin of the Natural History Museum of London (Zoology), vol. 65, no. 1 ↑ (1996) , database, NODC Taxonomic Code ↑ Gill, Frank, and Minturn Wright (2006) , Birds of the World: Recommended English Names ↑ (2006) , website, Zoonomen - Zoological Nomenclature Resource, 2006.12.13 1 2 Bisby F.A., Roskov Y.R., Orrell T.M., Nicolson D., Paglinawan L.E., Bailly N., Kirk P.M., Bourgoin T., Baillargeon G., Ouvrard D. (ed.) (2011). "Species 2000 & ITIS Catalogue of Life: 2011 Annual Checklist" . Species 2000: Reading, UK. Ginkuhà 24 Septyembre 2012 . CS1 maint: multiple names: authors list (link ) CS1 maint: extra text: authors list (link ) ↑ ITIS: The Integrated Taxonomic Information System . Orrell T. (custodian), 26 Abril 2011
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