Safitri, Halimatus. “HS PELAYANAN PENDIDIKAN BERBASIS PRESTASI (STUDY MULTI SITUS DI SMP NEGERI 1 BANGKALAN DAN SMP NEGERI 2 BANGKALAN): Pelayanan, Pendidikan Berbasis Prestasi”. Journal of Education Management and Learning, vol. 2, no. 2, Dec. 2019, pp. 8-16, https://journal.unigres.ac.id/index.php/jemal/article/view/1499.