TY  - BOOK
AU  - Copi,Irving M.
TI  - Introduction to logic
SN  - 0023250208
U1  - 160 C783i7 E 
PY  - 1986///
CY  - New York, London
PB  - Macmillan, Collier Macmillan
KW  - Logic
KW  - Local
N1  - Includes index
ER  -