Dhawan,RK <br/><br/>
A Textbook of Engineering Drawing in First Angle Projection 

 - 3rd Ed. 
 - New Delhi  S.Chand Publishing  2024 
 - 766p. 
<br/><br/><label>ISBN: </label>9.7893528374e+012 
<br/><br/><label>Dewey Class. No.: </label>621.6  / DHA/A