@book{71457,
	author = {Das Gupta, A. B. and Biswas, A. K. and Geological Society of India.},
	title = {Geology of Assam /},
	publisher = {Geological Society of India,},
	year = {c2000.},
	address = {Bangalore :},
	edition = {1st ed.},
	note = {Five folded maps in a pocket.}
}