Gaya APA
Shymkiw, A., Larbalestier, D. (2007).
Study English IELTS Preparation (Indonesian Edition).
Jakarta:
Gramedia Pustaka Utama.
Gaya MLA
Shymkiw, Anna., Larbalestier, David.
"Study English IELTS Preparation".
Indonesian Edition
Jakarta:
Gramedia Pustaka Utama,
2007.
Text.