Febriyana M, Ray SA. ANALYSIS OF LOCUTIONARY, ILLOCUTIONARY, AND PERLOCUTIONARY SPEECH ACTS IN GREENFIELDS ADVERTISEMENT: THE ANSWER TO THE SEARCH FOR THE BEST MILK FOR FAMILIES. J.LUMRA [Internet]. 30 Januari 2026 [dikutip 16 April 2026];6(1):20-6. Tersedia pada: http://siakad.univamedan.ac.id/ojs/index.php/lumbung_aksara/article/view/1393