Baruah,  Birendra  Kr. <br/><br/>
Uchhatar  Madhyamic  Padartha  Bigyan 

 - 9th /   1988. 
 - Ghy. :  Assam  Book  Depot,  1988. 
 - 388p: 
<br/><br/><label>Subjects--Personal Names: </label><br/> .Physics, Physics. 
<br/><br/><label>Dewey Class. No.: </label>530