Gaal, Steven A. <br/><br/>
Point set topology 

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 - New York  Academic Press  1964 
 - vii,311p.   
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<br/><br/><label>ISBN: </label>
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<br/><br/><label>Subjects--Index Terms: </label>Point set topology  Topology  Set theory 
<br/><br/><label>Dewey Class. No.: </label>515.128