NAIN, S. S. M. V. (2017). Introduction to agricultural economics. CBS Publishers.
芝加哥风格引文NAIN, Satbir Singh Mehala Vinay. Introduction to Agricultural Economics. CBS Publishers, 2017.
MLA引文NAIN, Satbir Singh Mehala Vinay. Introduction to Agricultural Economics. CBS Publishers, 2017.
警告：这些引文格式不一定是100％准确.