Lévy, Azriel <br/><br/>
Basic set theory 

 - Mineola, NY:  Dover Publications,  2002 
 - xiv, 398 p. : ill. ; 24 cm. 
<br/><br/><label>ISBN: </label>9780486420790 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Set theory
<br/><br/><label>Dewey Class. No.: </label>511.322 LEV