@book{28919,
	author = {Edwards, W. and Trotter, F. M. and Geological Survey of Great Britain.},
	title = {British regional geology;},
	publisher = {H.M. Stationery Off.,},
	year = {1954.},
	address = {London,},
	edition = {(3d ed.)},
	note = {At head of title: Dept. of Scientific and Industrial Research.  Geological Survey and Museum.}
}