Rashtriya Shashik Anusandhan <br/><br/>
Prathmikshala shishak ke liye manovijan 

 - 1993 
 - Delhi  N.C.E.R.T.  1993 
 - 359p;   23 cm.  
<br/><br/><label>ISBN: </label> 51.50 
<br/><br/><label>Dewey Class. No.: </label>150   / NCERT-PR