Energy and Resources Institute & Sarkar, S. K. (2008). Regulatory performance in India: Achievements, constraints, and future action. TERI Press, The Energy and Resources Institute.

Energy and Resources Institute and S. K. Sarkar. Regulatory Performance in India: Achievements, Constraints, and Future Action. New Delhi, India: TERI Press, The Energy and Resources Institute, 2008.

Energy and Resources Institute and S. K. Sarkar. Regulatory Performance in India: Achievements, Constraints, and Future Action. TERI Press, The Energy and Resources Institute, 2008.