000 nam a22 7a 4500
999 _c1494
_d1494
005 20191212113831.0
008 191212b xxu||||| |||| 00| 0 eng d
040 _cSLIDA
086 _2SLIDA
_aWE/79
100 _9365
_aSawyer, W.W.
245 _aMathematician's Delight
260 _aMiddelsex:
_bPenguin Books Ltd.;
_c1964.
300 _a238p.:
_c18cm.
942 _2ddc
_cLEN