Gaya APA
Yusuf, W, ,, .
(2015).
Metode Statistik
.
Yogyakarta:
Gadjah Mada University Press.
Gaya MLA
Yusuf, Wibisono, ,, .
"Metode Statistik".
Yogyakarta:
Gadjah Mada University Press,
2015.
Textbook.