APA Style
Ustadiyanto, R., Ariani, S, R. (2007).
Strategi Serangan Internet Marketing (First).
Yogyakarta:
Andi Yogyakarta.
MLA Style
Ustadiyanto, Riyeke., Ariani, Silvia, Ratna.
"Strategi Serangan Internet Marketing".
First
Yogyakarta:
Andi Yogyakarta,
2007.
printed.