Cortada, James W. 21st century business : managing and working in the new digital economy / James W. Cortada - New Jersey : Prentice Hall, c2001. - xxvii, 254p. : ill. ; 23cm. Includes Index. ISBN: 0130305693 Subjects--Topical Terms: Business--Data processing Dewey Class. No.: 650.0285 / COR