Gaya APA
Riyanto, S. (2007).
THE 1 STUDENT'S CHOICE TOEFL ( Test Of English As A Foreign Language) .
Yogyakarta:
Pustaka Pelajar.
Gaya MLA
Riyanto, Slamet.
"THE 1 STUDENT'S CHOICE TOEFL ( Test Of English As A Foreign Language)".
Yogyakarta:
Pustaka Pelajar,
2007.
Text.