No Inv.: 501-502/P/Perp/92/2c~778-782/P/Perp/94/5c~2168-2177/P/Perp/95/10c
No Inv.: 122551-122555/P/Perp/10/5c
No Inv.: 501/P/Perp/97/1c
No Inv.: 522/Perp/82/1c
No Inv.: 141/AF/Perp/89/1c~145/BD/Perp/86/1c
No Inv.: 131266/SM/Perp/12/1c
Judul asli :"Seven times smarter"
No Inv.: 75453-75454/S/01/2c~110723-110727/P/Perp/07/5c
No Inv.: 131784/SM/Perp/12/1c
Bibliografi : hlm. 252-262