Gaya APA
Arifin, M, Z.
(2017).
USING GOOD ENGLISH FOR TOEFL PREPARATION
.
Yogyakarta:
ANDI.
Gaya MLA
Arifin, M., Zaenul.
"USING GOOD ENGLISH FOR TOEFL PREPARATION".
Yogyakarta:
ANDI,
2017.
Text.