00386nam a2200145Ia 4500003000500000008004100005020000900046040000900055041001200064082002100076100002100097245007000118260003700188650001500225NDCL180829s9999||||ii |||||||||||||| ||eng||  a3661  aNDCL  aEnglish  a160 CMR216th ed  aCohen, Morris R. 3aAn Introduction to logical and scientific methodcMorris R. Cohen  c1964bRoutledge +ACY- Kegan Paul  aPhilosophy