000 00305nam a2200121Ia 4500
001 12143
008 170722s9999 xx 000 0 und d
100 _aMenninger, Karl
245 _aMathematics in your world tr by P S Morrell and J E Blamey /
260 _c1961.
653 _aMathematics
942 _cGEN
999 _c64563
_d64563