TY  - BOOK
AU  - Copi, Irving M.
AU  - Cohen, Carl
AU  - McMahon, Kenneth
TI  - Introduction to logic
SN  - 9788131788653
U1  - 160 
PY  - 2012///
CY  - New Delhi
PB  - Dorling Kindersley (India) Pvt. Ltd.
KW  - Logic
N1  - HETC-MATH
ER  -