00338nam a2200133Ia 4500008004100000020001800041040003000059082001400089100001900103245003200122260002500154300001000179650001500189190302s9999||||xx |||||||||||||| ||und||  a0-19-888087-1  aKharagpur College Library  a164bC884  aCrossley, J.N.  aWhat is Mathematical Logic?  bOxfordaLondonc1972  a82 p.  aPhilosophy