Bhatt, N. D.  <br/><br/>
Elementary Engineering Drawing: plane and solid geometry in first angle projection method 

 - 43rd. 
 - New Delhi;  Charotar Publishing House Pvt Ltd   2001 
<br/><br/><label>ISBN: </label>81-85594-58-9  
<br/><br/><label>Dewey Class. No.: </label>604.2