No Inv.: 239/AF/Perp/94/1c
No Inv.: 14280/P/Perp/94/2c~1443/P/Perp/94/2c
No Inv.: 102586/S/Perp/05/1c
Bibliografi : hlm. 85-86 No Inv.: 134702 /SM/Perp/13/1c~143040-143045/P/Perp/14/5c
No Inv.: 96297/S/Perp/04/1c
Bibliografi : hlm. 237-238
Bibliografi : hlm. 440-442
No Inv.: 117661-117662/P/Perp/09/2c
Judul asli : "How to Organize and Manage a Seminar"
No Inv.: 111889-111892/P/Perp/08/4c