Ojha T.P, M. A. Principles of Agricultural Engineering Vol II (5th.). 2020.
芝加哥风格引文Ojha T.P, Michael A.M. Principles of Agricultural Engineering Vol II. 5th. New Delhi: 2020.
MLA引文Ojha T.P, Michael A.M. Principles of Agricultural Engineering Vol II. 5th. 2020.
警告：这些引文格式不一定是100％准确.