Gaya APA
N.Kerlinger, F.
(2004).
Asas-Asas Penelitian Behavioral
.
Yogyakarta:
Gadjah Mada University Press.
Gaya MLA
N.Kerlinger, Fred.
"Asas-Asas Penelitian Behavioral".
Yogyakarta:
Gadjah Mada University Press,
2004.
Buku Pend. Matematika.