No Inv.: 231-232/S/Perp/90/2c~1607/S/Perp/87/1c~2474-2476/S/Perp/87/3c
Judul asli : "The Task of Law"
No Inv.: 8237-8241/P/Perp/92/5c
No Inv.: 1162/S/Perp/89/1c~1263/S/Perp/88/1c
No Inv.: 1649-1650/Perp/85/2c
No Inv.: 2843-2847/P/Perp/92/5c
No Inv.: 1370/S/Perp/88/1c~1303/S/Perp/87/1c
No Inv.: 2336/Perp/89/1c~730-731/S/Perp/87/2c
No Inv.: 1582-1583/Perp/85/2c
No Inv.: 241-242/Perp/84/2c