@book{67370,
	author = {Pennington, Adrian and Giardina, Carolyn},
	title = {Exploring 3D :},
	publisher = {Focal Press,},
	year = {2013},
	address = {Burlington, Mass. :},
	url = {http://www.loc.gov/catdir/enhancements/fy1312/2012275044-b.html}
}