rifa’i, mukhtar, and edy sulistiyawan. “ANALISIS KEPUASAN SISWA TERHADAP LAYANAN DI MAN TAMBAK BERAS JOMBANG”. J Statistika: Jurnal Ilmiah Teori dan Aplikasi Statistika 8, no. 1 (December 29, 2015). Accessed January 21, 2021. http://jurnal.unipasby.ac.id/index.php/jstatistika/article/view/315.