Gaya APA
Microsoft office word 2007. (2007).
Yogyakarta:
Andi.
Gaya Chicago
Microsoft office word 2007.
1.
Yogyakarta:
Andi,
2007.
Buku.
Gaya MLA
Microsoft office word 2007.
1.
Yogyakarta:
Andi,
2007.
Buku.
Gaya Turabian
Microsoft office word 2007.
Yogyakarta:
Andi,
2007.
Buku.