000 00309pam a2200133a 44500
082 _a160
_bEh56L
100 _aEhlers, Henry
245 1 _aLOGIC BY WAY OF SET THEORY
260 _aNew York
_bHolt, Reinehart And Winston
_cc1968
300 _a386
650 _aLogic
964 _gCIRC
997 _aK13867 C
999 _c387973
_d387973