00299nam a2200109Ia 4500008004100000040003800041100001400079245002400093260004600117300001000163653001600173211217s9999    xx            000 0 und d  cJayakar Knowledge Resource Centre  aPutnam, H 0aPhilosophy of logic  bGeorge Allen and Unwin Ltd.aLondonc1971  a76 p.  aPhilosophy,