000 00398nam a2200157 4500
003 OSt
008 220602b |||||||| |||| 00| 0 eng d
082 _a510
_bJOH
100 _aJohnson,Donovan A.
245 _aExploring Mathematics on Your Own
260 _aDallas:
_bWebster pub,
_c1960.
300 _a64p.;
_c26cm
650 0 _aMathematics
650 0 _aD.A. Perera Collection
942 _2ddc
_cSR
999 _c96163
_d96163