Cita APA

Rai, G. D. (2008). Non-conventional sources of energy (4th ed.). Khanna Publishers.

Chicago Edition Citation

Rai, G. D. Non-conventional Sources of Energy. 4th ed. New Delhi: Khanna Publishers, 2008.

Cita MLA

Rai, G. D. Non-conventional Sources of Energy. 4th ed. Khanna Publishers, 2008.