00000nam 2200000 4500 INLIS000000000001281 20131125073543.0 979-420-171-5 010-111300000001217 150.1 2 150.1 KER a C.3 Fred N. Kerling Asas-Asas Penelitian Behavioral ke-10 Yogyakarta Gadjah Mada University Press 2004 ARPUS KAB. Magetan 24.484-0 24.484-0