Bibliografi : hlm. 173
No Inv.: 329/PN/Perp/88/1c~2087/S/Perp/89/1c
Judul asli : "How it Work Series : Computer"
Bibliografi : hlm. 643
No Inv.: 229/YA/Perp/88/1c
No Inv.: 6229/YA/Perp/86/1c
No Inv.: 2956-2960/P/Perp/95/5c
No Inv.: 306/AF/Perp/91/1c~975/P/Perp/92/1c
Judul asli : "Basic Stress Analysis"
No Inv.: 471/PS2PT/Perp/95/1c