Gaya APA
Posner-Sanchez, A., Ramayanti, .
(2007).
Rahasia Belle
.
Jakarta:
Gramedia Pustaka Utama.
Gaya MLA
Posner-Sanchez, Andrea., Ramayanti, .
"Rahasia Belle".
Jakarta:
Gramedia Pustaka Utama,
2007.
Book.