TY  - BOOK
AU  - Walton ,Douglas
TI  - Burden of proof, presumption and argumentation
SN  - 9781107678828
AV  - K 2263 .W35 2014
PY  - 2014///
CY  - New York
PB  - CUP
KW  - Burden of proof
KW  - Proof theory
ER  -