Gaya APA
Setyoko, S. (2018).
Speaking English like a pro : speaking English has never been this easy! .
Yogyakarta:
Pusat Kajian Bahasa.
Gaya MLA
Setyoko, Satya.
"Speaking English like a pro : speaking English has never been this easy!".
Yogyakarta:
Pusat Kajian Bahasa,
2018.
Text.