TY  - BOOK
AU  - Bittinger,Marvin L.
TI  - Logic, proof, and sets
SN  - 0201103842
U1  - 160 
PY  - 1982///
CY  - Massachusetts
PB  - Addison-Wesley Publishing
KW  - Logic
KW  - Philosophy
N1  - Includes index. Library has xerox copy
ER  -