TY  - BOOK
AU  - McKay,Thomas J.
TI  - Modern formal logic
SN  - 0023792868 :
U1  - 160 
PY  - 1989///
CY  - New York
PB  - Macmillan Pub.
KW  - Logic, Symbolic and mathematical
KW  - Logic, Modern
N1  - Includes index
ER  -