TY  - BOOK
AU  - Epstein Richard L
TI  - Classical mathematical logic:  Semanic foundations   
SN  - 0691123004
U1  - B:(R1), P6 
PY  - 2006///
CY  - Princeton
PB  - Princeton University Press.        
KW  - Economics
N1  - Bibliography p487-497R
ER  -