Hajra Choudhury, S. K.  <br/><br/>
Elements of workshop technology, Vol.1 

 - 3rd ed.  
 - Calcutta   Asia Publishing house   1968 
 - vi,453 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Machine Shop Practice
<br/><br/><label>Dewey Class. No.: </label>621.75  / H154