Heller, Robert Bill Gates - London : Dorling Kindersley, 2000 - 112 ISBN: 0751308218 Subjects--Topical Terms: GATES, BILLMICROSOFT CORPORATION--HISTORYBUSINESSMEN--UNITED STATES--BIOGRAPHYCOMPUTER SOFTWARE INDUSTRY--UNITED STATES--HISTORY LC Class. No.: HD9696.63 .U62G37 / H444B