Gaya APA
SHOWALTER, G. et al
(2011).
The darkest whisper: sang keraguan
(
Cet. 1)
.
Jakarta:
PT Gramedia Pustaka Utama.
Gaya MLA
SHOWALTER, Gena. et al.
"The darkest whisper: sang keraguan".
Cet. 1
Jakarta:
PT Gramedia Pustaka Utama,
2011.
Text.