Douglas, I.J. <br/><br/>
S. I. engineering mechanics / 
I.J. Douglas, J.D.G. Crichton. 
 - Edinburgh :  Oliver and Boyd,  1972. 
 - 284 p. ;  22 cm. 
<br/><br/><label>ISBN: </label>0050023195 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mechanical engineering.<br/>Metric system.<br/>Mechanics.