APA
India. Department of Science and Technology, . (1990). Energy scenario and emerging technological options for efficient utilisation of coal. New Delhi: TIFAC.
Chicago
India. Department of Science and Technology, . 1990. Energy scenario and emerging technological options for efficient utilisation of coal. New Delhi: TIFAC.
Harvard
India. Department of Science and Technology, . (1990). Energy scenario and emerging technological options for efficient utilisation of coal. New Delhi: TIFAC.
MLA
India. Department of Science and Technology, . Energy scenario and emerging technological options for efficient utilisation of coal. New Delhi: TIFAC. 1990.