Smythies, A. (2023). The Working of the Dehradun Sal Forests: Being a Guide to the Sylvicultural Operations necessary for the Improvement of the Stock for the Use of the Students of the Imperial Forest School. Forest Research Institute, Dehradun.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিSmythies, A. The Working of the Dehradun Sal Forests: Being a Guide to the Sylvicultural Operations Necessary for the Improvement of the Stock for the Use of the Students of the Imperial Forest School. Forest Research Institute, Dehradun, 2023.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিSmythies, A. The Working of the Dehradun Sal Forests: Being a Guide to the Sylvicultural Operations Necessary for the Improvement of the Stock for the Use of the Students of the Imperial Forest School. Forest Research Institute, Dehradun, 2023.