@book{22251,
	author = {Marrelli, Richard S. and McCuistion, Patrick J.},
	title = {Geometric tolerancing :},
	publisher = {McGraw-Hill,},
	year = { 2001},
	address = {New York:},
	edition = {3rd ed.},
	url = { http://www.loc.gov/catdir/toc/mh031/2001040142.html}
}