TY  - BOOK
AU  - L.E Sigler
TI  - Exercises in set theory
U1  - 511.322 
PY  - 1979///
CY  - New Delhi
PB  - Narosa Publishing House
N1  - L.E Sigler: Exercises in set theory.  New Delhi.  Narosa Publishing House, 1979.--(511.322SIG)
ER  -