Gaya APA
Saija, R., Roger, .
(2014).
Buku Ajar Hukum Perdata
.
Yogyakarta:
Deepublish.
Gaya MLA
Saija, Ronald., Roger, .
"Buku Ajar Hukum Perdata".
Yogyakarta:
Deepublish,
2014.
Text.