Jhon, K C. <br/><br/>
Textbook of machine drawing 

 - New Delhi :  Prentice Hall Of India,  2000 
 - 346. 
<br/><br/><label>ISBN: </label>9788120337213  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Special topics
<br/><br/><label>Dewey Class. No.: </label>604.2  / JHO