Verma/ J.S./ Kazim/ Amir  <br/><br/>
I.T.I. W/Shop calculation & science 

 - Kanpur  Kazim prakashan  1978 
 - 86 
<br/><br/><br/>ENGLISH 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>Calculations