Gaya APA
Sujarweni, V, W.
(2018).
Metodologi penelitian
(
cet. 1)
.
Yogyakarta:
Pustaka Baru Press.
Gaya MLA
Sujarweni, V., Wiratna.
"Metodologi penelitian".
cet. 1
Yogyakarta:
Pustaka Baru Press,
2018.
Text.