Gaya APA
KERLINGER, F, N.
(2000).
Asas-asas penelitian behavioral
.
YOGYAKARTA:
GADJAH MADA UNIVERSITY PRESS.
Gaya MLA
KERLINGER, FRED, N..
"Asas-asas penelitian behavioral".
YOGYAKARTA:
GADJAH MADA UNIVERSITY PRESS,
2000.
Text.