Sharma; S.D.,J.R.Sharma <br/><br/>
Commerce mathematics  English 

 - 4th ed. 
 - Delhi  Kautilya prakashan  1981 
 - v.pg. 
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>510 S23C