00322nam a2200121Ia 4500082001900000100002300019245004300042260003500085300000600120490006400126500000500190700000500195  a510.8bM916.FS  aMostowski, Andrzej  aFoundational studies; selected worksb  aAmsterdambNorth-Hollandc1979  a   aStudies in logic and the foundations of Mathematicsv v. 93  a  a