Siti Nur Khofipah Lufthiana. The Application of Politeness Principle by the Central Characters with Bipolar Disorder in the Series Spinning Out (2020). JLSB [Internet]. 2026 Jan. 4 [cited 2026 Jan. 14];2(2):98-105. Available from: https://jlsb-fisib.unpak.ac.id/index.php/JLSB/article/view/48