TY  - BOOK
AU  - IRVING M. COPI
TI  - INTRODUCTION TO LOGIC
SN  - 81-203-2496-x
U1  - 160/COP/INT 
PY  - 2004///
CY  - New Delhi
PB  - PRENTICE HALL
KW  - LOGIC
KW  - PHILOSOPHY
ER  -