TY  - BOOK
AU  - Fogelin,Robert J.
AU  - Sinnott-Armstrong,Walter
TI  - Understanding arguments: an introduction to informal logic 
SN  - 0155075489
AV  - BC50 .F63 2000
U1  - 168 21
PY  - 2001///
CY  - Fort Worth, TX
PB  - Harcourt College Publishers
KW  - Logic
N1  - Includes bibliographical references and index
ER  -