Gaya APA
Rooy, R, D.
(2009).
Prepare for Ielts : Skills and Strategies
.
Jakarta:
Gramedia Pustaka Utama.
Gaya MLA
Rooy, Rae, De.
"Prepare for Ielts : Skills and Strategies".
Jakarta:
Gramedia Pustaka Utama,
2009.
Book.