National Council of Applied Economic Research. (1961). Techno-economic survey of Tripura. National Council of Applied Economic Research.
芝加哥风格引文National Council of Applied Economic Research. Techno-economic Survey of Tripura. New Delhi: National Council of Applied Economic Research, 1961.
MLA引文National Council of Applied Economic Research. Techno-economic Survey of Tripura. National Council of Applied Economic Research, 1961.
警告：这些引文格式不一定是100％准确.