Judul asli :"Living in an age of turbulent change"
Bibliografi : hlm. 207-214 No Inv.: 135808/SM/Perp/14/1c~141132/PSM/Perp/14/1c~143030-143039/P/Perp/14/10
No Inv.: 75740/S/01/1c
No Inv.: 102434/PSM/Perp/05/1c
Bibliografi : hlm. 357-358
Judul asli : "Personal Letters for Business People"
No Inv.: 130769/SM/Perp/12/1c
Bibliografi : hlm. 283 No Inv.: 135276/SM/Perp/13/1c
Judul asli :"Accounting"