Toan, L.K. and Loan, P.N. 2022. Effects of Teachers’ Use of Direct and Indirect Feedback on Learners’ Writing English Argumentative Essays. The International Journal of Humanities & Social Studies. 10, 1 (Jan. 2022). DOI:https://doi.org/10.24940/theijhss/2022/v10/i1/HS2111-048.