00517nam a22001697a 450000500170000000800410001702000150005804100080007308200180008110000200009924500410011926000480016030000100020894200070021899900170022595201050024220260721103639.0260721b        |||||||| |||| 00| 0 eng d  a0720422841  aeng  a511.32bMUL/S  aMuller, Gert H.  aSets And Classesc/by Gert H. Muller  aNew York:bNorth-Holland Publishing;c1976.  a358p.  cBK  c49280d49280  001040708NFICaPBBCLbPBBCLcGENd2026-07-21l0o511.32 MUL/Sp051262r2026-07-21w2026-07-21yBK