000 00302 a2200121 4500
041 _aeng
082 0 _a160
100 1 _aStebbing, I. S.
_985215
245 1 2 _aA modren introduction to logic
260 _aLondon :
_bMethuen and Co.,
_c1958.
300 _axx, 525p.;
_c22 cm.
650 1 7 _aLogic
_985216
999 _c268242
_d268178