00346nam a2200145Ia 4500008004000000041000800040082001100048100001500059245002300074260004400097300001400141650001000155650001700165700001800182210210b1911   xxu||||| |||| 00| 0 eng d  aeng  a160/98  aWELTON (J)  aIntermediate logic  aLondonbUniversity Tutorial Pressc1911  axviii,513  alogic  aIntermediate  aMONAHAN (A J)