000 00306nam a2200145Ia 4500
001 16948
008 170722s9999 xx 000 0 und d
100 _aGoaman, Muriel
245 _aFun with time /
260 _c1970.
653 _aAstronomy
653 _aMathematics
653 _aTime
942 _cGEN
999 _c78130
_d78130