00393nam a22001457i 4500001001000000005001700010008004100027082001900068100002600087245004900113250001000162260004800172300001700220650001000237SXC00392420260819093344.0260101s1956    ii            000 0 eng d  a160 JOY-P3222  aJoyce, George Hayward10aPrinciples of logic /cJoyce, George Hayward  a3 ed.  abLongman Green And Co. Ltd., London,c1956  ap. ;c22 cm. 0aLogic