Neighbouring regions (Burma, Thailand, Ceylon)
- Harington, HH (1909) The birds of Burma. Rangoon Gazette Press.
- Smythies, BE (1953) The birds of Burma.Oliver and Boyd. Edinburgh. 2nd Edition.
- Legge, WV (1880) A history of the birds of Ceylon. Volume 1. Volume 2. (Plates by Keulemans)
- Murray, James A. (1884) The vertebrate zoology of Sind. Richardson & Co., London.
- Wait, WE (1878) The Passerine birds of Ceylon. Spolia Zeylanica.
- Inskipp, C., Inskipp, T. (1985) A guide to the birds of Nepal [with brilliant sketches by Craig Robson]
- Hartert, E. (1910, 1921, 1922) Die Vögel der paläarktischen Fauna systematische Übersicht der in Europa, Nord-Asien und der Mittelmeerregion vorkommenden Vögel. (In German) Volume 1. Volume 2. Volume 3.
- Dresser, HE (1902-1903) A manual of Palaearctic birds. Part 1 Part 2
- Dresser, HE (1871-1896) A history of the birds of Europe. Volumes 1 2 3 4 5 6 7 8 9
- Peters, JL et al. 1931-1987 Check-list of birds of the world. Cambridge :Harvard University Press.Volumes 1 ( 1 - 2nd ed) 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
- . Calcutta Central Press.