000 00320nam a2200121Ia 4500
008 250428s9999 xx 000 0 und d
082 _a650.07 p81
245 2 _aA teaching learning system for business education
245 0 _cEstelle L. POpham.
526 _a600 Technology (App Sciences)
942 _2DDC
942 _cB
999 _c15218
_d15218