@book{26157,
	author = {Van Sickle, Jan.},
	title = {Basic GIS coordinates / Jan van Sickle.},
	publisher = {CRC Press,},
	year = {c2004.},
	address = {Boca Raton, Fla. :},
	url = {http://www.loc.gov/catdir/toc/fy051/2003069761.html}
}