Vatsyayan. <br/><br/>
Educational Psychology 

 - 4th. 
 - Meerut:  Keder Nath Ram Nath. 
 - 332. 
<br/><br/><label>Subjects--Personal Names: </label><br/>Education, Psychology. 
<br/><br/><label>Dewey Class. No.: </label>370.15