By Arifin MBU, Nurdyansyah. Buku Ajar Metodologi Penelitian Pendidikan. umsidapress [Internet]. 2018Aug.7 [cited 2024Dec.3];:1-143. Available from: https://press.umsida.ac.id/index.php/umsidapress/article/view/978-602-5914-19-5