Shri Krishan. <br/><br/>
Khela-khela meṃ vijñāna. 

 -  [1962] 
 - 63 p.  illus.  25 cm. 
<br/><br/> In Hindi. 
<br/><br/><label>LCCN: </label>sa 63001730  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Scientific recreations.
<br/><br/><label>LC Class. No.: </label>Q164  / .S5