@book{9732,
	author = {Duncan, Marshall and Faculty of the Built Environment, University of the West of England},
	title = {Limestone},
	publisher = {Faculty of the Built Environment, University of the West of England,},
	year = {2002},
	address = {Bristol :},
	note = {Library internal viewing only},
	url = {http://environment.uwe.ac.uk/video}
}