Harahap, Herlina Jasa Putri, and Muhammad Reza. “Conversational Implicature Between Students in Deutsch Für Tourismus With Rollenspiel Technique”. Nusantara Science and Technology Proceedings 2022, no. 1 (February 28, 2022): 87–98. Accessed July 30, 2025. https://nstproceeding.com/index.php/nuscientech/article/view/584.