TY  - BOOK
AU  - Hermes, Hans
AU  - Schmidt, Diana
TI  - INTRODUCTION TO MATHEMATICAL LOGIC
U1  - 511.3 
PY  - 1973///
CY  - Berlin
PB  - Springer-Verlag
KW  - Logic, Symbolic And Mathematical
N1  - Fur. Read. : P. 229-231
ER  -