TY  - BOOK
AU  - Kuratowski, Kazimierz
TI  - Introduction to set theory and topology
T2  - Internatioinal series of monographs in pure  and applied physic, v.1. 
SN  -   
AV  -   
U1  - 514 
PY  - 1972///
CY  - Oxford
PB  - Prgamon Press
ER  -