Martin,Stanley John. <br/><br/>
Numerical control of machine tools/ 
S.J.Martin. 
 - London:  Edward Arnold,   1970. 
 - 302 p.:  ill.;  23 cm. 
 - Higher technician series. .
<br/><br/><label>ISBN: </label>0340124156 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Machine--tools--Numerical control.