No Inv.: 1529-1530/BD/Perp/87/2c
No Inv.: 2072-2073/BD/Perp/87/2c
No Inv.: 1438-1440/BD/Perp/91/3c
No Inv.: 1757/S/Perp/96/1c
No Inv.: 1766/S/Perp/96/1c
Judul asli : "The Sane Society"
No Inv.: 360/P/Perp/97/1c
No Inv.: 777/P/Perp/97/1c
Judul asli : " Leader Effectiveness Training"
No Inv.: 6146-6155/P/Perp/99/10c