Halmos, Paul R. <br/><br/>
Naive set theory 

 - Princeton  D Van Nostrand Co.         1960 
 - vii, 104 p.  Includes bibliographical references and index 
 - University series in undergraduate mathematics .
<br/><br/><label>Source: </label> Reference 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Set theory<br/>Arithmetic--Foundations