Gaya APA
Riyanto, S., Indahyanti,, N. (2020).
HOW TO MASTER THE ENGLISH LANGUAGE WITH THE BERLITZ METHOD .
Yogyakarta:
PUSTAKA PELAJAR.
Gaya MLA
Riyanto, Slamet., Indahyanti,, Noer.
"HOW TO MASTER THE ENGLISH LANGUAGE WITH THE BERLITZ METHOD".
Yogyakarta:
PUSTAKA PELAJAR,
2020.
Text.