Timings, R L <br/><br/>
General engineering 
R L Timings 
 - England  Longman Scientific and Technical,  1995. 
 -  viii, 332p. 
<br/><br/> PB. 
<br/><br/><br/>Eng. 
<br/><br/><label>ISBN: </label>0-582-08805-4 
<br/><br/><label>Dewey Class. No.: </label>620  / TIG