TY  - BOOK
AU  - Enderton, Herbert B.
TI  - Mathematical introduction to logic
SN  - 9788131201916
U1  - 511.3  2
PY  - 2006///
CY  - New Delhi
PB  - Academic Press
KW  - Sentential logic
KW  - First order logic
KW  - Undecidability
ER  -