Gaya APA
Warsidi, .
(2017).
Buku ajar basic academic writing
(
Cet.1)
.
Yogyakarta:
Deepublish.
Gaya MLA
Warsidi, .
"Buku ajar basic academic writing".
Cet.1
Yogyakarta:
Deepublish,
2017.
Text.