Gupta; A.D.,Chug;Om P.,Garg;S.P.,Garg;S.K. <br/><br/>
Topics in mathematics   English 

 - 3rd.rev.ed. 
 - New Delhi  Laxmi publication  1989 
 - 376pg 
 -  vol II .
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>510 G93T