No. Inv. : 146051/S/Perp/15/1c
No Inv.: 804-805/BD/Perp/86/2c
No Inv.: 594-595/BD/Perp/86/2c
Judul asli: "Electronic Communication"
No Inv.: 1626-1630/P/Perp/95/5c~1674-1683/P/Perp/96/10c
No Inv.: 3770-3774/P/Perp/95/5c~1611-1615/P/Perp/95/5c
Judul asli : "How it Work Series : Computer"
No Inv.: 3944/P/99/1c
No Inv.: 82589-82593/P/Perp/02/5c348-350/P/Perp/92/3c~3077/P/Perp/99/1c~118383-118387/P/Perp/09/5c
Bibliografi : hlm. 709-710No Inv.: 138642/P/Perp/14/1c