Wijayanto, Agus, Mauly Halwat Hikmat, and Aryati Prasetyarini. “Impoliteness in EFL Complaints: Exploring Its Intentions and Motivating Factors”. Lingua Cultura 12, no. 1 (February 28, 2018): 97–104. Accessed February 5, 2026. https://journal.binus.ac.id/index.php/lingua/article/view/3635.