SITOMPUL, M. S. .; SIAGIAN, D. M. .; SIAHAAN, E. C. .; SIMANGUNSONG, R. G. .; CAROLINA, C. .; HERMAN, H.; SITANGGANG, A. .; PURBA, R. A Socialization on the Insights of TOEFL to Students of SMK GKPI 2 Pematang Siantar. IKHLAS: Jurnal Pengabdian Dosen dan Mahasiswa, [S. l.], v. 2, n. 3, p. 22–27, 2023. DOI: 10.58707/ikhlas.v2i3.677. Disponível em: https://ejournal.indrainstitute.id/index.php/ikhlas/article/view/677. Acesso em: 22 jun. 2024.