Saini, Dharamveer <br/><br/>
Sarkati & manyata prapat vidhayalon ke vidyarthion ke ganit vishaya mein ruchi, uplabdhi avam srijnatmakta ka tulnatmak adhyayan 

 - 80 p. 
<br/><br/><label>Dewey Class. No.: </label>370 S51S