TY  - BOOK
AU  - Al-Hibri,Azizah
TI  - Deontic logic: a comprehensive appraisal and a new proposal 
SN  - 0819103039 (pbk) :
U1  - 160 
PY  - 1978///
CY  - Washington
PB  - University Press of America
KW  - Philosophy
KW  - Logic
KW  - Deontic logic
N1  - Includes index
ER  -