Gupta, Natthulal. <br/><br/>
Prachin Bharatiya Vidyayan Env Kalyan /  
by Natthula Gupta. 
 - 1st ed /  
 - Nagpur :   Chetna Prakashan ,   1990 
 - 253p :  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Hindi 
<br/><br/><label>Dewey Class. No.: </label>N44(Q2)  / 152L8