00356nam a2200133Ia 4500008004100000020001300041040002900054050002900083100001600112245003900128260003300167942000700200999001500207230104s9999||||xx |||||||||||||| ||und||  a70109001  cChuka University Library  a BSL HF 5351 bG655 1990  aGraf, david 0aBusiness in an information economy  aMc graw hillbNew yorkc1990  cBK  c4798d4798