Dhawan Er., R.K <br/><br/>
A textbook of Engineering drawing/ 

 - New delhi  S.C Hano  1997 
 - xii,660p, ill  pbk 
<br/><br/><label>ISBN: </label>8121914310 
<br/><br/><label>LC Class. No.: </label>T353.D4 1997