Kumar, A., & Sudhakar, K. (2011). Energy, Environment, Ecology and Society. B S Publications An Unit of BSP Books Pvt. Ltd.
芝加哥风格引文Kumar, Anil, 与 K. Sudhakar. Energy, Environment, Ecology and Society. Hyderabad: B S Publications An Unit of BSP Books Pvt. Ltd, 2011.
MLA引文Kumar, Anil, 与 K. Sudhakar. Energy, Environment, Ecology and Society. B S Publications An Unit of BSP Books Pvt. Ltd, 2011.
警告：这些引文格式不一定是100％准确.