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.
Chicago-referens (17:e uppl.)Pearson, 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.
MLA-referens (9:e uppl.)Pearson, 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.
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