TY  - BOOK
AU  - Wilson, Susan
TI  - Introduction to Logic: parts x to xviii
SN  - 0-335-00521-7
U1  - 160/WIL/I 
PY  - 1971///
CY  - 
PB  - Milton Keynes: The Open University Press
KW  - Truth-Tables|Induction|Probability and Soundness
N1  - 2716
ER  -