TY  - BOOK
AU  - Lightstone A H
AU  -  Enderton H B
TI  - Mathematical logic: An introduction to model theory
T2  - Mathematical Concepts and methods In Science and Engineering; 9
U1  - B:(R1), L8 
PY  - 1978///
CY  - New York    
PB  -  Plenum        
KW  - Moodel theory
ER  -