LIMBONG, Carlos Amos; NAPITUPULU, Selviana; MARPAUNG, Tiarma Intan; SITANGGANG, Anita; SITUMEANG, Siska Anggita. The Effect Of Repetition Drill Technique To The Student’s Speaking Ability Of Tenth Grade SMA Swasta YP HKBP 1 Pematangsiantar. Innovative: Journal Of Social Science Research, [S. l.], v. 4, n. 3, p. 15800–15813, 2024. DOI: 10.31004/innovative.v4i3.12459. Disponível em: http://j-innovative.org/index.php/Innovative/article/view/12459. Acesso em: 28 oct. 2025.