000 00296pam a2200133a 44500
082 _a510.76
_bL266p
100 _aLangman, Harry
245 1 _aPLAY MATHEMATICS
260 _aN. Y.
_bHafner
_c1962
300 _a216
650 _aMathematical Recreations
964 _gCIRC
997 _a59946 C
999 _c424454
_d424454