Gaya APA
NAWAWI, H., MARTINI, M.
(2005).
Penelitian Terapan
.
Yogyakarta:
Gadjah Mada University Press.
Gaya MLA
NAWAWI, Hadari., MARTINI, Mimi.
"Penelitian Terapan".
Yogyakarta:
Gadjah Mada University Press,
2005.
Text.