SINURAT, J. N.; SIHOMBING, B. A.; SIRAIT, S. O.; AGUSTINA, A.; HERMAN, H.; BATUBARA, J. The Essential of Introducing TOEFL at Twelfth Grade Students of SMK GKPI 1 Pematangsiantar. Abdimas Paspama , [S. l.], v. 2, n. 1, p. 35–41, 2023. Disponível em: https://paspama.org/index.php/abdimas/article/view/76. Acesso em: 22 jan. 2026.