Kumar, A., & Sudhakar, K. (2011). Energy, Environment, Ecology and Society. B S Publications An Unit of BSP Books Pvt. Ltd.
Chicago-viite (17. p.)Kumar, Anil, ja K. Sudhakar. Energy, Environment, Ecology and Society. Hyderabad: B S Publications An Unit of BSP Books Pvt. Ltd, 2011.
MLA-viite (9. p.)Kumar, Anil, ja K. Sudhakar. Energy, Environment, Ecology and Society. B S Publications An Unit of BSP Books Pvt. Ltd, 2011.
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