na INLIS000000000004109 20150925132104.0 9789790332553 010-091500000001214 [21] 926 926 HEL b Heller, Robert 2000 Bill Gates Jenius Revolusi Software dan Master Abad Informasi /Robert Heller Cet.10 Jakarta Esensi Erlangga Group 2008 112 hlm. : ilus. ; 21 cm. Biblio : hlm, 109 Indeks : hlm, 110-111 Tokoh Teknologi Perpusdakedirikota 171116(21501)/PU-KDR/HD/2009 171116(21501)/PU-KDR/HD/2009