@book{32676,
	author = {Bonham-Carter, Graeme.},
	title = {Geographic information systems for geoscientists :},
	publisher = {Pergamon,},
	year = {1994.},
	address = {Oxford ;},
	edition = {1st ed.},
	url = {http://www.loc.gov/catdir/enhancements/fy0601/94028315-d.html}
}