Ogden, Harry <br/><br/>
Workshop numeracy 

 - London:  Pitman,  1984. 
 - 141p. 
<br/><br/> PB 
<br/><br/><br/>Eng 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mechamical enginering-Mathematical principles
<br/><br/><label>Dewey Class. No.: </label>621.30151  / OGW