Bibliografi : hlm. 121-125 No Inv.: 141652-14656/P/Perp/14/6c
No Inv.: 131372/SM/Perp/12/1c~135588/SM/Perp/13/1c
No Inv.: 3587-3596/P/Perp/97/10c
Judul asli : "Group Communication : Discussion Processes and Application"
No Inv.: 129630-129632/S/Perp/11/3c
No Inv.: 1162-1171/P/Perp/97/10c
No Inv.: 128592/SM/Perp/10/1c~129275/SM/Perp/11/1c
No Inv.: 121357-121361/P/Perp/09/5c
Judul asli : "Educational Theory : A Quranicc Outlook"