Ansari, Qamrul. Hasan <br/><br/>
Metric Spaces : Including Fixed Point Theory and Set-valued Maps / 
Ansari, Qamrul. Hasan 
 - 3rd ed. 
 - xii, 196 p. ; 26 cm. 
<br/><br/><label>ISBN: </label>9788184870992 
<br/><br/><label>Dewey Class. No.: </label>541.325