TY  - BOOK
AU  - Lorenzen,Paul
AU  - Crosson,Frederick J.
ED  - Reider Publishing
TI  - Formal logic
U1  - 160 23
PY  - 1965///.
CY  - Dordrecht: 
PB  - D. Reidel, 
KW  - Logic
N1  - Translation of: Formale Logik; Includes bibliography and indexes
ER  -