Slywotzky, Adrian J. How digital is your business? / Adrian Slywotzky, David Morrison ; with Karl Weber. - 1st ed. - New York : Crown Business, c2000. - viii, 327 p. : ill. ; 25 cm. Includes index. ISBN: 0609607707 LCCN: 00057020 LC Class. No.: HF5548.32 .S59 2000 / .S59 2000 Dewey Class. No.: 658.8/00285