No Inv.: 1493-1495/P/Perp/92/3c~850/P/Perp/91/1c~1110/P/Perp/92/1c~77300-773038/S/01/9c~79982/S/01/1c
Judul asli : "Ethics in Engineering"
No Inv.: 103/AF/Perp/92/1c
No Inv.: 83598-83599/P/Perp/FIP/02/2~796-801/P/Perp/94/6c~3658-3659/P/Perp/92/2c
No Inv.: 788-789/BD/Perp/86/2c~770-771/BD/Perp/86/2c~2817-2819/P/Perp/96/3c
No Inv.: 59260-59263/S/00/41c
No Inv.: 6382-6383/P/Perp/92/2c~203/S/Perp/93/1c
No Inv.: 81391-81411/P/02/20c~101255-101258/P/Perp/05/4c
Judul asli : "Der Dreshstrom"
No Inv.: 1296-1297/Perp/85/1c