Gaya APA
Sujarweni, V, W.
(2019).
METODOLOGI PENELITIAN BISNIS & EKONOMI
.
Yogyakarta:
Pustakabarupress.
Gaya MLA
Sujarweni, V., Wiratna.
"METODOLOGI PENELITIAN BISNIS & EKONOMI".
Yogyakarta:
Pustakabarupress,
2019.
Book-PS.