Unknown. (2023). Proposals for eighth five year plan of Forest Research Institute (1990-1995). Forest Research Institute, Dehradun.
Chicago-referens (17:e uppl.)Unknown. Proposals for Eighth Five Year Plan of Forest Research Institute (1990-1995). Forest Research Institute, Dehradun, 2023.
MLA-referens (9:e uppl.)Unknown. Proposals for Eighth Five Year Plan of Forest Research Institute (1990-1995). Forest Research Institute, Dehradun, 2023.
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