Kuratowski, Kazimierz,  1896- <br/><br/>
Introduction to set theory and topology / 
K. Kuratowski 
 - Oxford :  Pergamon,  1972 
 - 352 p. ;  23 cm. 
<br/><br/><label>LCCN: </label>72-149123 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Set theory<br/>Descriptive set theory