Khurmi/R.S  <br/><br/>
Text  book of Mechnical technology 

 - New Delhi  S.Chand & Co.  1991 
<br/><br/><br/>ENGLISH 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>Materials
<br/><br/><label>Dewey Class. No.: </label>621.412