Yuliyanto, Riyan, Andi Adam Rahmanto, and Gilang Ramadhan. 2023. “The Effect of Mastery of Study Material Expertise on Readiness to Become a Teacher”. Lentera: Jurnal Ilmiah Kependidikan 16 (2):215-26. https://doi.org/10.52217/lentera.v16i2.1262.