Wirjayanti, Arni Eka Putri, and Ali Mustofa. “Dissociative Identity Disorder in Todd Philips’ Joker”. Humanitatis : Journal of Language and Literature 8, no. 1 (December 22, 2021): 133–144. Accessed July 5, 2025. https://journal.universitasbumigora.ac.id/humanitatis/article/view/1436.