APA-ийн эшлэл(7 дахь хэвлэлт)

Kumar, A., & Sudhakar, K. (2011). Energy, Environment, Ecology and Society. B S Publications An Unit of BSP Books Pvt. Ltd.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Kumar, Anil, ба K. Sudhakar. Energy, Environment, Ecology and Society. Hyderabad: B S Publications An Unit of BSP Books Pvt. Ltd, 2011.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Kumar, Anil, ба K. Sudhakar. Energy, Environment, Ecology and Society. B S Publications An Unit of BSP Books Pvt. Ltd, 2011.