No Inv.: 6314-6318/P/Perp/92/5c~2506-2510/P/Perp/95/5c~5010/P/Perp/97/1c
Judul asli : "Secrets of Power Presentations"
No Inv.: 387-388/S/Perp/94/2c~1342-1343/Perp/85/2c
No Inv.: 385-386/S/Perp/94/2c~1340-1341/S/Perp/85/2c
No Inv.: 1330-1332/Perp/85/3c~379-380/S/Perp/94/2c
Judul asli : "Sell Your Way to The Top"
No Inv.: 129-130/P/Perp/95/2c~1828/S/Perp/96/1c~11736/P/Perp/98/1c
No Inv.: 287-295/S/Perp/90/9c~19-20/S/Perp/83/2c~34/S/Perp/87/1c~2473/S/Perp/87/1c~2069-2072/S/Perp/87/3c~1094/S/Perp/89/1c~1178-1179/BD/Perp/86/2c~14-16/BD/Perp/86/3c~1043/S/Perp/92/1c~814/S/Perp/94/1c
Judul asli : "Test Your Entrepreneurial IQ"
Judul asli : Harper's illustrated biochemistry. Tersedia Indeks.