TY  - BOOK
AU  - Epstein,Richard L.
TI  - Predicate logic: the semantic foundations of logic
SN  - 0-534-55846-1
PY  - 2001///
CY  - Belmont
PB  - Wadsworth/Thomson Learning
N1  - Бібліогр. : c. 376-381, Index
ER  -