Computer numerical control : concepts and programming / Warren S. Seames. Seames, Warren S. Machine-tools Numerical control Programming. TJ1189 .S36 2002 621.9023 21 SEC Includes index. Albany, NY : Delmar Thomson Learning, c2002. c2002. 2002 Text ix, 438 p. : http://www.loc.gov/catdir/toc/fy032/00052282.html http://www.loc.gov/catdir/enhancements/fy1401/00052282-d.html eng