Bhartiya, R <br/><br/>
Mathematics by steps 
R. Bhartiya Renu Bhartiya 
 - 1st ed 
 - New Delhi  Har- Anand Publications pvt Ltd  2009 
 - 247 p. : ill 
<br/><br/><label>ISBN: </label>9788124113103 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>510 BHA