Gates, Bill Business @ the speed of thought : using a digital nervous system / Bill Gates and Collins Hemingway. - London : Penguin Books, 1999. - xxii, 410 p. ; 22 cm. Includes bibliographical references. ISBN: 0140283110 9780140283112 Subjects--Topical Terms: Business enterprises--Technological innovations Dewey Class. No.: 650 / GAT