Lina, Marisa Fran. “Pelatihan TOEFL Online Untuk Mahasiswa Semester 4 Di Masa PPKM 2021”. Penamas: Journal of Community Service 2, no. 2 (December 30, 2022): 92–103. Accessed June 14, 2025. https://journal.nurscienceinstitute.id/index.php/penamas/article/view/245.