TY  - BOOK
AU  - Runkle, Gerald
TI  - Good thinking: an introduction to logic. (2nd ed.)
SN  - 0030581613
AV  - BC 108 Run 
PY  - 1981///
CY  - New York
PB  - Rinehart & Winston
KW  - LOGIC
KW  - PHILOSOPHY
N1  - Bibliography
ER  -