Bibliografi : hlm. 213-217 No Inv.: 137681/SM/Perp/13/1c~141126/PSM/Perp/14/1c
No Inv.: 5624-5628/P/Perp/92/5c
No Inv.: 120851/SM/Perp/09/1c
Judul asli : "Fachkunde fur Elektroberufe"
No Inv.: 4792-4801/P/Perp/97/10c~1581-1585/P/Perp/98/5c
No Inv.: 717-719/P/Perp/92/3c~1847-1851/P/Perp/95/5c~8069-8074/P/Perp/92/5c~823/S/Perp/88/1c~114873/PH/Perp/08/1c
No Inv.: 1227/S/Perp/89/2c~838/S/Perp/89/2c~801-810/P/Perp/98/10c~83690-83694/P/Perp/02/5c~103860-103863/P/Perp/06/4c~115350/PH/Perp/08/1c
Bibliografi : hlm. 159-161
Bibliografi : hlm. 671 - 680
Termasuk bibliografi