Cita APA (7a ed.)

Rai G.D. (2020). Non-Conventional Energy Sources (6th.). Khanna Publishers.

Cita Chicago Style (17a ed.)

Rai G.D. Non-Conventional Energy Sources. 6th. Delhi: Khanna Publishers, 2020.

Cita MLA (9a ed.)

Rai G.D. Non-Conventional Energy Sources. 6th. Khanna Publishers, 2020.