The World Encyclopedia of Birds /

समान संसाधन

• Birds of the Indian Subcontinent /
  द्वारा: Grewal, Bikram
  प्रकाशित: (1995)
• Birds in Bangladesh /
  द्वारा: Harvey, W.G
  प्रकाशित: (1990)
• The Book of Indian Birds /
  द्वारा: Ali, Salim
  प्रकाशित: (1941)
• Bird Feeder Handbook /
  द्वारा: Burton, Robert
  प्रकाशित: (1990)
• A Photographic Field Guide to the Birds of India, / Pakistan, Nepal, Bhutan, Sri Lanka, and Bangladesh :
  द्वारा: Grewal, Bikram
  प्रकाशित: (2016)