Sabudu, Delli, Joulanda A.M Rawis, Mozes Markus Wullur, Viktory N.J. Rotty, and Uus Kamajaya Al Katuuk. 2021. “Language Laboratory Management in Improving Students English Speaking Ability”. Tadbir : Jurnal Studi Manajemen Pendidikan 5 (2):231-47. https://doi.org/10.29240/jsmp.v5i2.3663.