Gaya APA
Kerungen, F, N.
(2000).
Asas-Asas Penelitian Behavioral
(
III)
.
Yogyakarta:
Gadjah Mada University Press.
Gaya MLA
Kerungen, Fred, N.
"Asas-Asas Penelitian Behavioral".
III
Yogyakarta:
Gadjah Mada University Press,
2000.
Text.