Gaya APA
sistem Tenaga Lstrik (ed.1). (2007).
Yogyakarta:
Andi.
Gaya Chicago
sistem Tenaga Lstrik (ed.1).
Ed.1.
Yogyakarta:
Andi,
2007.
.
Gaya MLA
sistem Tenaga Lstrik (ed.1).
Ed.1.
Yogyakarta:
Andi,
2007.
.
Gaya Turabian
sistem Tenaga Lstrik (ed.1).
Yogyakarta:
Andi,
2007.
.