TY  - BOOK
AU  - Hurley,Patrick J.
TI  - A concise introduction to logic / 
SN  - 0495504033
U1  - 160   22
PY  - 2008///
CY  - Australia ; ,  Belmont, CA : 
PB  -  Thomson/Wadsworth, 
KW  - Logic
N1  - Includes index
ER  -