Verma, B. (2017). Engineering Geology and Rock Mechanics (04th.). Khanna Publisher.
芝加哥风格引文Verma, B.P. Engineering Geology and Rock Mechanics. 04th. New Delhi: Khanna Publisher, 2017.
MLA引文Verma, B.P. Engineering Geology and Rock Mechanics. 04th. Khanna Publisher, 2017.
警告：这些引文格式不一定是100％准确.