TY  - BOOK
AU  - Carnap Rudolf
TI  - Foundations of logic and mathematics
T2  - Foundations of the unity of science; 1/3
U1  - R1N3, H9-;1 (TTR) 
PY  - 1939///
CY  - Chicago
PB  - Univ of Chicago Press    
N1  - Bib 69-70p
ER  -