00812nam0 2200277 450 991063219750332120221213145954.09780521377805052137780320221213d1989----km y0itay50 baengUSy 001yy<<A >>combinatorial theory of possibilityD. M. ArmstrongCambridge [etc.]Cambridge University press1989XIII, 156 p.22 cmCambridge studies in philosophy16023itaArmstrong,David Malet90596ITUNINAREICATUNIMARCBK9910632197503321160 ARMDM 012021/3870FLFBCFLFBCCombinatorial theory of possibility2982814UNINA