@book{27043,
	author = {Dunn, John Alexander.},
	title = {The geology of north Singhbhum including parts of Ranchi and Manchum districts,},
	publisher = {Government of India, Central Publication Branch,},
	year = {1929.},
	series = {India. Geological Survey. Memoirs,},
	address = {Calcutta,},
	note = {Folded map in pocket.}
}