“The Concept of Adabul Alim Wal Muta’alim Viewed from the Professional Ethics of the Teacher: Konsep Adabul Alim Wal Muta’alim Ditinjau Dari Etika Profesi Guru” (2021) Indonesian Journal of Education Methods Development, 13, p. 10.21070/ijemd.v13i.597. doi:10.21070/ijemd.v13i.597.