No Inv.: 326/S/Perp/92/1c
Judul asli :"Telecommunication Techniques handbook"
No Inv.: 146884, 146029/P/Perp/15/2c
No Inv.: 119490-119492/P/Perp/09/3c~125900-125904/P/Perp/10/10c
No Inv.: 132663/SM/Perp/12/1c
No Inv.: 2538/P/Perp/89/1c~11228/P/Perp/98/1c~985/P/Perp/99/1c
No Inv.: 229/YA/Perp/88/1c
No Inv.: 10202/P/Perp/92/1c~112/AF/Perp/93/1c~2378/Perp/89/1c~296/AF/Perp/91/1c