Unknown. (2023). Proceedings of the sixth Silvicultural Conference held at Dehradun, April 2nd to 4th, 1945. Civil & Military Press,Premnagar, Dehradun.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিUnknown. Proceedings of the Sixth Silvicultural Conference Held at Dehradun, April 2nd to 4th, 1945. Civil & Military Press,Premnagar, Dehradun, 2023.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিUnknown. Proceedings of the Sixth Silvicultural Conference Held at Dehradun, April 2nd to 4th, 1945. Civil & Military Press,Premnagar, Dehradun, 2023.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.