Ismail, Shalahudin, et al. “Kompetensi Guru Zaman Now Dalam Menghadapi Tantangan Di Era Revolusi Industri 4.0”. Atthulab: Islamic Religion Teaching and Learning Journal, vol. 5, no. 2, Nov. 2020, pp. 198-09, doi:10.15575/ath.v5i2.8659.