Yadav, M. (2009). Environment studies. Arise Publishers & Distributors.
芝加哥风格引文Yadav, M.S. Environment Studies. New Delhi: Arise Publishers & Distributors, 2009.
MLA引文Yadav, M.S. Environment Studies. Arise Publishers & Distributors, 2009.
警告：这些引文格式不一定是100％准确.