TY  - GEN
AU  - Freudenthal,Hans
TI  - The language of logic.
AV  - BC135 .F7513
U1  - 164 
PY  - 1966///
CY  - Amsterdam, New York,
PB  - Elsevier Pub. Co.
KW  - Logic, Symbolic and mathematical
N1  - Translation of Exacte logica
ER  -