@book{223828,
	author = {Chappell, Eric, and ebrary, Inc.},
	title = {AutoCAD civil 3D essentials},
	publisher = {Wiley Pub.,},
	year = {2011.},
	series = {Autodesk official training guide},
	address = {San Francisco, Calif. :},
	edition = {1st ed.},
	note = {Includes index.},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10484724}
}