TY  - GEN
AU  - Lipschutz,Seymour
TI  - Schaum's outline of theory and problems of  set theory and related topics
SN  - 0071164944
U1  - 511.322 
PY  - 1998///
CY  - New York
PB  - Mcgraw Hill
KW  - MATHEMATICS
ER  -