@book{68683,
	author = {Clarke, Keith C.,},
	title = {Getting Started with Geographic Information Systems /},
	publisher = {Pearson Education,},
	year = {c2011.},
	address = {Upper Saddle River, N.J. :},
	edition = {5th ed.},
	url = {http://10.10.170.122:8080/browse/book/26750}
}