Gaya APA
Hellystia, D.
(2020).
A Research on Sociolinguistics
(
Cet.1)
.
Yogyakarta:
Deepublish.
Gaya MLA
Hellystia, Devi.
"A Research on Sociolinguistics".
Cet.1
Yogyakarta:
Deepublish,
2020.
Art Original.