000			00300nam a2200133Ia 4500
008			221030s9999 xx 000 0 und d
041			_aEnglish
082			_a105.23
100			_aD. Kosiur
245		0	_aUnderstanding Electronic Commerce _cby D. Kosiur
260			_c0
650			_aB
942			_cBK
999			_c12695 _d12695