No Inv.: 1006/Perp/75/1c~1020/Perp/75/1c~1005/Perp/75/1c
No Inv.: 3107/P/Perp/91/1c
Bibliografi : hlm. 127-129
No Inv.: 137415-137419,137435-137439/P/Perp/14/10c
No Inv.: 8386-8395/P/97/10c
Judul asli : "Elements of Power System Analysis"
Bibliografi : hlm. 229-230
No Inv.: 80648/P/02/1c