000 00277nam a2200109Ia 4500
001 128821
008 170722s9999 xx 000 0 und d
245 _aSams teach yourself visual basic 6 in 21 Days. /
260 _bTechmedia
_aND
_c1998
300 _app Xvii+ 851
942 _cGEN
999 _c15256
_d15256