TY  - BOOK
AU  - Copi, Irving M
TI  - Symbolic logic
SN  - 9780828402514
U1  - HIS 160 COP-S5 22
PY  - 1979///
CY  - 
PB  - Prentice-Hall of India Pvt. Ltd., New Delhi
KW  - Logic
ER  -