TY  - BOOK
AU  - Pospesel,Howard
AU  - Lycan,William G.
TI  - Introduction to logic: propositional logic 
AV  - BC181 .I587 1998
PY  - 1998///
CY  - Upper Saddle River, New Jersey
PB  - Prentice Hall
KW  - Proposition (Logic)
KW  - Logic, Symbolic and mathematical
KW  - Reasoning
N1  - 2; 2
ER  -