TY  - BOOK
AU  - Copi, Irving M
AU  - Copi,Irving M
TI  - A Symbolic Logic
SN  - 0023249803   
U1  - N14 
PY  - 1979///
CY  - Toronto
PB  - Maxwell Macmillan Publishing Company
N1  - includes index and biblioraphy
ER  -