Unknown. (2023). Progress Report on Forest Administration in the North-West Frontier Province for 1923-24. Forest Research Institute.
Chicago-referens (17:e uppl.)Unknown. Progress Report on Forest Administration in the North-West Frontier Province for 1923-24. Forest Research Institute, 2023.
MLA-referens (9:e uppl.)Unknown. Progress Report on Forest Administration in the North-West Frontier Province for 1923-24. Forest Research Institute, 2023.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.