Kulshrestha, A.K.  <br/><br/>
Vigyan shikshan   (Hindi) 

 - Meerut, U.P.   R. Lall Book Depot 
 - 476p. 
<br/><br/><label>ISBN: </label>9788193257180 
<br/><br/><label>Dewey Class. No.: </label>500.207  / KUL-V