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Lubis SIS, Inayah N, Pradana SM. Motivation on Students’ Speaking Ability at SMA Negeri 8 Padangsidimpuan. ICOLP [Internet]. 2022 Dec. 31 [cited 2024 Nov. 21];2(1):390-5. Available from: https://proceeding-icolp.fbs.unp.ac.id/index.php/icolp/article/view/125