Unknown. (2023). Centenary of forest education in India, 1881-1981. Forest Research Institute and Colleges, Dehradun.
芝加哥风格引文Unknown. Centenary of Forest Education in India, 1881-1981. Forest Research Institute and Colleges, Dehradun, 2023.
MLA引文Unknown. Centenary of Forest Education in India, 1881-1981. Forest Research Institute and Colleges, Dehradun, 2023.
警告：这些引文格式不一定是100％准确.