APA
Gupta S. (., . (1999). Profile of Indian union and states, 1999-2000: A special issue of the yearbook of energy-environment statistics. New Delhi: Bharat Information Technology Services.
Chicago
Gupta Sanjay (ed), . 1999. Profile of Indian union and states, 1999-2000: A special issue of the yearbook of energy-environment statistics. New Delhi: Bharat Information Technology Services.
Harvard
Gupta S. (., . (1999). Profile of Indian union and states, 1999-2000: A special issue of the yearbook of energy-environment statistics. New Delhi: Bharat Information Technology Services.
MLA
Gupta Sanjay (ed), . Profile of Indian union and states, 1999-2000: A special issue of the yearbook of energy-environment statistics. New Delhi: Bharat Information Technology Services. 1999.