コバシガン属 (Japanese Wikipedia)

Analysis of information sources in references of the Wikipedia article "コバシガン属" in Japanese language version.

refsWebsite
Global rank Japanese rank
low place
low place
6,471st place
low place
2,179th place
2,819th place

birdlife.org

datazone.birdlife.org

birdsoftheworld.org

wikipedia.org

en.wikipedia.org

  • del Hoyo, Josep; Elliott, Andrew; Sargatal, Jordi, ed (1992) (英語). Handbook of the Birds of the World I: Ostrich to Ducks. Lynx Edicions. pp. 586–588. ISBN 8487334105 
  • Kear, Janet, ed (2005) (英語). Ducks, Geese and Swans. I. Oxford University Press. pp. 410–419. ISBN 0198610084 
  • del Hoyo, J. & Collar, N. J. (2014) (英語). HBW and BirdLife International Illustrated Checklist of the Birds of the World I: Non-passerines. Lynx Edicions. pp. 134–135. ISBN 978-8496553941