TY  - BOOK
AU  - Kerlinger,Fred N.
AU  - Simatupang, Landung R.
AU  - Koesoemanto, H. J.
TI  - Asas-asas penelitian behavioral
SN  - 9794201715
PY  - 1990///
CY  - Yogyakarta
PB  - Gadjah Mada University Press
ER  -