Ismi H, Saskia, Vanessa Adriana, Rizka Ramadhanti, Ratu Alyaa Ramadhani, and Ida Zuraida Supri. 2020. “Unearthing Positive Politeness Strategy in Commissive Illocutionary Acts”. International Journal of Psychosocial Rehabilitation 24 (1): 3979-84. https://doi.org/10.61841/kk8xy581.