Gaya APA
Riyanto, S.
(2005).
THE EASY WAY TO MASTER ENGLISH IN A FEW DAYS
.
Yogyakarta:
Pustaka Pelajar.
Gaya MLA
Riyanto, Slamet.
"THE EASY WAY TO MASTER ENGLISH IN A FEW DAYS".
Yogyakarta:
Pustaka Pelajar,
2005.
Text.