No Inv.: 3506-3510/P/Perp/95/5c
No Inv.: 001-003/Perp/83/3c
No Inv.: 218/S/Perp/90/1c~285/S/Perp/88/1c
No Inv.: 5042-5044/S/Perp/86/3c
Judul asli : "Systems Ecology :
No Inv.: 39716,39721,39718,63417,77040,39790/P/98/6c
No Inv.: 4889-4893/P/99/5c~116309-116311/P/Perp/09/3c
No Inv.: 3910-3920/P/98/10c
No Inv.: 76525-76527/S/01/3c
No Inv.: 83311/S/Perp/02/1c