Luthar, I.S  <br/><br/>
Sets,functions and numbers  

 - Narosa publishing house   New Delhi   2005 
 -  0 
<br/><br/><label>ISBN: </label>81-7319-668-0  
<br/><br/><label>Subjects--Topical Terms: </label><br/>MATHEMATICS 
<br/><br/><label>Dewey Class. No.: </label>511.32 LUT