TY  - BOOK
AU  - Crawshay-Williams,Rupert
TI  - Methods and criteria of reasoning: an inquiry into the structure of controversy
AV  - BC177 .C7 1957
U1  - 189 
PY  - 1957///]
CY  - London
PB  - Routledge and Paul
KW  - Reasoning
ER  -