Willard, S. <br/><br/>
General topology / 
S. Willard. 
 - London:  Addison- Wesley;  1970 
 - xii, 369p. 
<br/><br/><label>Subjects--Index Terms: </label>Topology. 
<br/><br/><label>Universal Decimal Class. No.: </label>515.12  / WIL