Gupta, Bhagwan Svroop  <br/><br/>
गणित कई रोचक खेल 
 Ganit kai rochak khel  

 - New Delhi:   Vidya Vihar,   2004 
 - 128p.  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science 
<br/><br/><label>Universal Decimal Class. No.: </label>511.1  / P4