00000nam 2200000 4500 INLIS000000000006541 20220716121339.0 220716||||||||| | ||| |||| ||ind|| 0010-072200000006541 ind 1.42 001.42 NAS M Nasution, S. Metode research: penelitian ilmiah, usul tesis, desain penelitian, hipotesis, validitas, sampling, populasi, observasi, wawancara, angket Jakarta viii, 156hlm 20,5cm Penelitian Ilmiah Penelitian Ilmiah Desain Penelitian Hipotesis Pengukuran Dalam Penelitian Validitas Reliabilitas Pengumpulan Data Metode Sampling Tesis