Unknown. (2023). Progress Report of Forest Research Work in India for the year 1921-22: Including the Administration Report of the Forest Research Institute, Dehradun. Superintendent Government Central Press.
Lua i Stíl Chicago (17ú heag.)Unknown. Progress Report of Forest Research Work in India for the Year 1921-22: Including the Administration Report of the Forest Research Institute, Dehradun. Superintendent Government Central Press, 2023.
Lua MLA (9ú heag.)Unknown. Progress Report of Forest Research Work in India for the Year 1921-22: Including the Administration Report of the Forest Research Institute, Dehradun. Superintendent Government Central Press, 2023.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.