Παραπομπή APA

Bhushan, C., & Gupta, D. State of renewable energy in India. Centre for Science and Environment.

Παραπομπή Chicago Style

Bhushan, Chandra, και Das Gupta. State of Renewable Energy in India. New Delhi: Centre for Science and Environment.

Παραπομπή MLA

Bhushan, Chandra, και Das Gupta. State of Renewable Energy in India. Centre for Science and Environment.