@book{16261,
	author = {Calder, James . and Herbert, J.D. .},
	title = {Geology of the Indian Sub-Continent: Observations on Mineralogy, Cypsum, Mines and Mountain Formations /},
	publisher = {Cosmo Publications ,},
	year = {1822.},
	address = {New Delhi :},
	edition = {1st ed. /}
}