Imananda, A. A., and S. Setyawan. “‘Is It Me Being Too Conservative or Them Being Too insensitive?’ A Reflective Thought on Politeness in students’ Short Message Service (SMS)”. JLT: Jurnal Linguistik Terapan, vol. 4, no. 1, May 2014, pp. 17-26, https://jurnal.polinema.ac.id/index.php/jlt/article/view/280.