TY  - BOOK
AU  - Copi, Irving M 
AU  - Cohen, Carl 
AU  - Jetli, Priyedarshi
AU  - Prabhakar, Monica
TI  - Introduction to logic
SN  - 8177581856
U1  - 160 C7911i12 
PY  - 2006///
CY  - Delhi
PB  - Pearson Education
KW  - Logic
ER  -