TY  - BOOK
AU  - Arnauld, Antoine, 1612-1694.
TI  - The art of thinking: Port-Royal logic 
AV  - BC62 .A713 1964
PY  - 1964///
CY  - Indianapolis
PB  - Bobbs-Merrill, 
KW  - Logic
KW  - University of Cambridge
KW  - University of Oxford
ER  -