Mullins, R. K. <br/><br/>
Programmed technical drawing :  SI units / 
R.K. Mullins, D.A. Cooper. 
 - London :  Hutchinson,  c1972. 
 - 140 p. :  ill. ;  22 cm. 
<br/><br/> Bk. 1 - 
<br/><br/><label>ISBN: </label>0091299314 / 0589091220 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Technical drawing.