Gill P.S. <br/><br/>
Engineering Drawing(Geometrical Drawing)  Textual Documents  
Gill P.S. 
 - 11th Ed. 
 -  S.K. Kataria & Sons  2012 
 - 710 
<br/><br/><label>ISBN: </label>978-81-85749-62-0   
<br/><br/><label>Dewey Class. No.: </label>604.2