Gaya APA
Double Impact Internet Marketing. (2006).
Yogyakarta:
Andi.
Gaya Chicago
Double Impact Internet Marketing.
1.
Yogyakarta:
Andi,
2006.
Buku.
Gaya MLA
Double Impact Internet Marketing.
1.
Yogyakarta:
Andi,
2006.
Buku.
Gaya Turabian
Double Impact Internet Marketing.
Yogyakarta:
Andi,
2006.
Buku.