000 00329pam a2200145a 44500
008 160408b1971 xxu||||| |||| 00| 0 eng d
010 _a72126043
082 _a164
_bSN92
100 _aSnyder,D.P.
245 1 _aMODAL LOGIC AND ITS APLLICATIONS
250 _a0
260 _a
_b
_c1971
964 _gCIRC
997 _aA24969 C
999 _c245652
_d245652