No Inv.: 116486-116488/P/Perp/09/3c
No Inv.: 32298,32356,32367,32343,32330,32347,32326,32261,32316,32340,32335,32336,32329,32359,32280,32338,32362,32277,32344,32333,32272,32278,32274,32331,32350,32271.32334/P/Perp/96/32
Judul asli : "Personal Letters for Business People"
No Inv.: 130769/SM/Perp/12/1c
Bibliografi : hlm. 283 No Inv.: 135276/SM/Perp/13/1c
No Inv.: 122276-122280/P/Perp/10/5c
Judul asli : "The Electronic Office"
Judul asli : "Office Manajemen"
Seri Umum No.4
No Inv.: 114169-114173/P/Perp/08/5c~114169-114172/P/Perp/08/4c