Gaya APA
Taufiq, W., Novita, D.
(2021).
Buku ajar speaking for formal communication
.
sidoarjo:
Umsida Press.
Gaya MLA
Taufiq, Wahyu., Novita, Dian.
"Buku ajar speaking for formal communication".
sidoarjo:
Umsida Press,
2021.
Ebook.