No Inv.: 122276-122280/P/Perp/10/5c
No Inv.: 13696-13698/P/Perp/94/3c
Bibliografi : hlm. 273-276No Inv.: 141476-141480/P/Perp/14/5c
No Inv.: 79004/01/1c
No Inv.: 11379-11380/P/Perp/98/10c
No Inv.: 81610-81622/P/02/14c~88865-88874/P/Perp/04/10~88855-88864/P/Perp/04/10c~100875-100881/P/Perp/05/7c~104850-104859/P/Perp/06/10c~128309/SM/Perp/10/1c
Judul asli : "The Electronic Office"
No Inv.: 1542/P/Perp/96/1c