TY  - BOOK
AU  - Lipschutz, Seymour
TI  - Schaum's Outline of Theory and Problems of Set Theory and Related Topics
SN  - 0-07-116494-4
U1  - Cir. 510 L767 c1998 
PY  - 1998///
CY  - Singapore
PB  - McGraw-Hill Book Co.
ER  -