Cita APA (7th ed.)

Khan B.H. (2017). Non- Conventional Energy Resources (3rd.). Mc Graw Hill Education Pvt. Ltd.

Cita Chicago (17th ed.)

Khan B.H. Non- Conventional Energy Resources. 3rd. New Delhi: Mc Graw Hill Education Pvt. Ltd, 2017.

Cita MLA (9th ed.)

Khan B.H. Non- Conventional Energy Resources. 3rd. Mc Graw Hill Education Pvt. Ltd, 2017.