@book{8181,
	author = {Achatz, Thomas. and Anderson, John G.,},
	title = {Technical shop mathematics /},
	publisher = {Industrial Press,},
	year = {2006.},
	address = {New York :},
	edition = {3rd ed.},
	note = {Previous eds. by John G. Anderson.},
	url = {http://www.loc.gov/catdir/enhancements/fy1203/2004056762-d.html}
}