Gaya APA
Hakim, M, R., Bahari, A, I.
(2016).
Let`s Speak Advanced Level
.
Yogyakarta:
DEEPUBIISH.
Gaya MLA
Hakim, M.Arif, Rahman., Bahari, Agustina, Indah.
"Let`s Speak Advanced Level".
Yogyakarta:
DEEPUBIISH,
2016.
Text.