Heard, W.E. <br/><br/>
Trade Technical Drawing :  An approach to CSE. 

 - London :  Macmillan Education,  1972. 
 - p. 96:ill ;   cm.15. 
<br/><br/>incs bib refs. 
<br/><br/><label>ISBN: </label>333135539 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Technical Drawing.