Jeffrey, Dick. <br/><br/>
Principles of machine operation and maintenance / 
Dick Jeffrey. 
 - Australia :  Nelson,  1985. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0170087050 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Machine
<br/><br/><label>LC Class. No.: </label>TJ230