TY  - BOOK
AU  - Mendelson,Elliott
TI  - Introduction to mathematical logic
SN  - 0442253079
U1  - 511.3 
PY  - 1979///
CY  - New York
PB  - Van Nostrand
KW  - Logic, Symbolic and mathematical
N1  - Includes Bibliography: p. 269-287 and index
ER  -