Nigam, A. C. (2023). Working plan for the South Surguja Forest Division Bilaspur Circle, Madhya Pradesh for the years 1961-62 to 1975-76. Government Regional Press, Madhya Pradesh.
芝加哥风格引文Nigam, Avinash Chandra. Working Plan for the South Surguja Forest Division Bilaspur Circle, Madhya Pradesh for the Years 1961-62 to 1975-76. Government Regional Press, Madhya Pradesh, 2023.
MLA引文Nigam, Avinash Chandra. Working Plan for the South Surguja Forest Division Bilaspur Circle, Madhya Pradesh for the Years 1961-62 to 1975-76. Government Regional Press, Madhya Pradesh, 2023.
警告：这些引文格式不一定是100％准确.