Steen, Lynn Arthur. <br/><br/>
Counterexamples in topology / 
By Lynn Arthur Steen, J Arthur Seebach. 
 - 2nd. 
 - New York :  Dover Publications Inc,  2016. 
 - 244p. ;  00 cm. 
<br/><br/><label>ISBN: </label>048668735X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>MATHEMATICS.
<br/><br/><label>Dewey Class. No.: </label>514.3  / STE