TY  - BOOK
AU  - Copi I M
AU  - Cohen C
TI  - Introduction to Logic
T2  - -
SN  - 81-203-0942-1
PY  - 1996///
PB  - Prentice Hall of India Pvt. Ltd.
KW  - "Mathematics, "Introduction to Logic
N1  - -
ER  -