No Inv.: 612/S/Perp/88/1c~148/S/Perp/88/1c~2286/S/Perp/88/1c~75466-75467/01/2c~75466-75467/01/2c
Judul asli : "How to Get Point in 30 Seconds or Less"
Bibliografi : hlm. 181-184
Bibliografi : hlm. 265-268
No Inv.: 5629-5638/P/Perp/99/10
No Inv.: 3389-3393/P/99/5c
No Inv.: 65950,65952,65954,65956,65969/P/00/5c
No Inv.: 1065-1069/P/99/5c
Judul asli : "How to Manage Conflict"
No Inv.: 1688-1697/S/98/10c