No Inv.: 13661/P/Perp/94/1c~714-715/P/Perp/98/2c~104830-104849/P/Perp/06/5c
No Inv.: 3069-3070/P/Perp/91/2c~9530-9534/P/Perp/92/5c~9733-9742/P/Perp/97/10c
No Inv.: 101330-101332/P/Perp/05/3c~104900-104904/P/Perp/06/5c
Judul asli : "Not Bosses but Leaders"
No Inv.: 112753/P/Perp/08/1c
No Inv.: 5727-5736/P/Perp/97/10c
Judul asli : "Personal Letters for Business People"
No Inv.: 3300-3304/P/Perp/92/5c~421/S/Perp/87/1c~406/S/Perp/92/1c~1257/S/Perp/89/1c~835/S/Perp/88/1c~802/Perp/86/1c~716/S/Perp/88/1c~826-827/S/Perp/88/2c~121/S/Perp/89/1c~679/S/Perp/90/1c
No Inv.: 130769/SM/Perp/12/1c
Judul asli :"Accounting"