Gaya APA
Santoso, D, R., Taufiq, W.
(2020).
Buku Ajar Speaking for Academic Purpose
.
Sidoarjo:
UMSIDA Press.
Gaya MLA
Santoso, Dian, Rahma., Taufiq, Wahyu.
"Buku Ajar Speaking for Academic Purpose".
Sidoarjo:
UMSIDA Press,
2020.
Elektronik/Digital.