Gaya APA
Anwar, S., Mustafa, S.
(2020).
Pil Antisedih
.
Riau:
CV. Al-Kautsar.
Gaya MLA
Anwar, Syaiful., Mustafa, Sabda.
"Pil Antisedih".
Riau:
CV. Al-Kautsar,
2020.
Teks.