TY  - BOOK
AU  - McCosh,James
TI  - The laws of discursive: thought being a text-book of formal logic 
SN  - 1855061007 :
U1  - 160 
PY  - 1991///
CY  - Bristol
PB  - Thoemmes
KW  - Logic
KW  - Thought and thinking
ER  -