Tripathi, salil. <br/><br/>
Teaching of Physical science / 
By salil Tripathi. 
 - 2017. 
 - New Delhi :  Dominant Publishers and Distributors Pvt Ltd,  2017. 
 - 281p. ;  00 cm. 
<br/><br/><label>ISBN: </label>9789384207120 
<br/><br/><label>Dewey Class. No.: </label>370  / TRI