Gaya APA
Siswoko, T., W, B, R.
(2008).
Rahasia Duri Alan: The Secret of Alan's Quill
.
Yogyakarta:
Andi.
Gaya MLA
Siswoko, Tedi., W, Benedicta, Rini.
"Rahasia Duri Alan: The Secret of Alan's Quill".
Yogyakarta:
Andi,
2008.
Book.