TY  - GEN
AU  - KELLEY, David, 1949-
TI  - The art of reasoning: Instructor's manual
SN  - 0-393-95615-6
AV  - BC 177 .K388 
PY  - 1988///
CY  - New York
PB  - W. W. Norton & Company
KW  - Reasoning
ER  -