Sengupta,Joydeep . <br/><br/>
Metric spaces 4th ed. 
Joydeep Sengupta 
 - Kolkata:  U.N. Dhur & Sons,  2014 
 - 294p. 
<br/><br/><label>ISBN: </label>978-93-80673-19-6 
<br/><br/><label>Standard No.: </label>4978  [RecID from old SOUL v2 database] 
<br/><br/><label>Subjects--Index Terms: </label>Mathematics 
<br/><br/><label>Dewey Class. No.: </label>514.325