Acharyya, S. K. (2000). Coal and lignite resources of India: An overview. Geological Society of India.
Chicago Edition CitationAcharyya, S K. Coal and Lignite Resources of India: An Overview. Bangalore: Geological Society of India, 2000.
MLA Edition CitationAcharyya, S K. Coal and Lignite Resources of India: An Overview. Geological Society of India, 2000.
Warning: These citations may not always be 100% accurate.