@book{2453,
	author = {Longley, Paul.},
	title = {Geographical information systems and science /},
	publisher = {Wiley,},
	year = {c2005.},
	address = {Chichester ;},
	edition = {2nd ed.},
	url = {http://www.loc.gov/catdir/enhancements/fy0627/2005298117-d.html}
}