Pearson, R. (2023). Summary of results of treated and untreated experimental sleepers laid in the various railway systems of India, brought up to date. Forest Research Institute.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিPearson, R.S. Summary of Results of Treated and Untreated Experimental Sleepers Laid in the Various Railway Systems of India, Brought Up to Date. Forest Research Institute, 2023.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিPearson, R.S. Summary of Results of Treated and Untreated Experimental Sleepers Laid in the Various Railway Systems of India, Brought Up to Date. Forest Research Institute, 2023.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.