Lipschutz, Seymour . <br/><br/>
Theory and problems of set theory and related topics 

 - New York  Schaum  1964 
 - 233p. 
<br/><br/><label>Subjects--Uniform Titles: </label><br/>Set Theory
<br/><br/><label>Dewey Class. No.: </label>511.3  / L65