00277nam a2200097Ia 450000500170000000800410001710000230005824500660008126000240014730000080017120260413100953.0230516s9999||||xx |||||||||||||| ||und||  aHalvorson, Micheal 0aMicrosoft visual Basic 6.0 Professional step by step (CD Rom)  bN. Delhi, PHIc2004  a666