Yusriadi Y, Lukman L, Abbas A. The Imperative Speech-act and Language Politeness for Government Officers of South Sulawesi in THE NEW SULSEL Book. ELS-JISH [Internet]. 2021Dec.29 [cited 2024Dec.4];4(4):527-34. Available from: http://334012.libg.asia/index.php/jish/article/view/19541