No Inv.: 116797/P/perp/09/1c
No Inv.: 90282/S/Perp/04/1c
Judul asli: "Electronic Communication"
Termasuk Bibliografi No Inv.: 138950, 138951/P/Perp/14/2c
No Inv.: 132161-132165/P/Perp/94/5c
Bibliografi : hlm. 117-118
No Inv.: 1661/S/Perp/88/1c~3118-3122/P/Perp/92/5c~12342-12346/P/Perp/98/5c
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
No Inv.: 90920-90923/P/Perp/05/4c