TY  - BOOK
AU  - Rescher Nicholas
TI  - Logic of commands
T2  - Monographs in modern logic ed by G B Keene
U1  - R14, K6 
PY  - 1965///
CY  - London
PB  - Routledge and Kegan Paul Ltd U. K. 
KW  - PHILOSOPHY
ER  -