TY  - BOOK
AU  - Walton, Douglas N
TI  - Fundamentals of critical argumentation
SN  - 9780521530200
SN  - 200500019
U1  - 160 WAL 
PY  - 2006///
CY  - Cambridge
PB  - Cambridge University Press
KW  - Reasoning
N1  - Includes bibliographical references and index
ER  -