Kalwachwala P S <br/><br/>
Vidyutijneri, pustak by p.s. kalwachwala and b.c. shah.   
  

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 - Gujarat  University Grantha Nirman Board  1973 
 - 748, 30 cms. 
<br/><br/> B   
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<br/><br/><label>ISBN: </label>
<br/><br/><label>Dewey Class. No.: </label>621.3 kal/vid