No Inv.: 4068-4072/P/Perp/92/5c~77473-77474/S/01/2c
Judul asli : "Welwirtschafsordnung ung Entwicklungspolitik"
No Inv.: 1468-1487/BD/Perp/89/20c
No Inv.: 3621-3625/P/Perp/92/5c
Judul asli : "Introduction to Political Analysis"
No Inv.: 80159-80160/Perp/70/2c
No Inv.: 60260/Perp/70/1c~60249-60250/Perp/70/2c
No Inv.: 1490/Perp/81/1c~1524/Perp/81/1c~1258/Perp/82/1c~1139/Perp/81/1c
No Inv.: 55-62/Perp/79/8c
No Inv.: 11025/Perp/62/1c~11006-11007/Perp/62/2c~11032/Perp/62/1c