Development of E-Module Teaching Materials on the Role of Economic Activity Actors for Class X IPS 1 Students at SMAN 1 Cerme. BP [Internet]. 2022 Sep. 28 [cited 2026 Aug. 24];18(2):279-301. Available from: https://jurnal.unipasby.ac.id/jurnal_buana_pendidikan/article/view/5475