000 00318nam a2200133Ia 4500
008 230511s1976 xx 000 0 und d
041 _aeng
082 _a160
100 _aWolf A
245 _aTextbook of Logic
260 _aNew Delhi
_bSurjeet Publications
_c1976
300 _a455
906 _aLogic - Reasoning
999 _c346763
_d346763