TY  - BOOK
AU  - Copi,Irving M.
AU  - Cohen,Carl
TI  - Introduction to logic
SN  - 9798178084861
AV  - BC108 .C69 1998
U1  - 160 22
PY  - 1998///
CY  - Delhi, India
PB  - Pearson Education
KW  - Logic
KW  - Textbooks
N1  - Includes index
ER  -