Judul asli : "Group Communication : Discussion Processes and Application"
No Inv.: 985/S/Perp/90/1c~7634/S/01/1c~76552/S/01/1c
No Inv.: 8636-8640/P/Perp/92/5c~2275-2276/S/Perp/91/2c~236/P/Perp/91/1c~4228-4233/S/Perp/77/6c~2482/S/Perp/87/1c~25-26/S/Perp/90/2c
No Inv.: 638/AF/Perp/88/1c
No Inv.: 303/S/Perp/90/1c~860/S/Perp/88/1c~208/S/Perp/89/1c~2172-2176/S/Perp/92/5c~771/S/Perp/93/1c~85583/S/Perp/1c~120438/SM/Perp/09/1c
No Inv.: 6805-6809/P/Perp/92/5c~38-40/P/Perp/95/3c
No Inv.: 1786-1787/P/Perp/92/2c~6309-6313/P/Perp/92/5c~1021-1025/P/Perp/98/5c~109615/S/Perp/07/1c
No Inv.: 1453/S/Perp/91/1c~12328-12332/P/Perp/94/5c~154/S/Perp/93/1c~10184-10193/P/Perp/97/10c
No Inv.: 102014/P/Perp/05/1c
No Inv.: 89983/P/Perp/05/1c