TY  - BOOK
AU  - Hilpinen,Risto
TI  - New studies in deontic logic: norms, actions and the foundations of ethics 
T2  - Synthese library
SN  - 9027712786
PY  - 1981///
CY  - Dordrecht, Boston, London
PB  - D. Reidel
N1  - Bibliografia e indici
ER  -