Gaya APA
Electrical engineering. (2002).
New Delhi:
PHI.
Gaya Chicago
Electrical engineering.
2.
New Delhi:
PHI,
2002.
Buku.
Gaya MLA
Electrical engineering.
2.
New Delhi:
PHI,
2002.
Buku.
Gaya Turabian
Electrical engineering.
New Delhi:
PHI,
2002.
Buku.