PURBA, Desmalia; MARBUN, Wisma. THE IMPLEMENTATION OF PICTURE STRIP STORY IN IMPROVING STUDENTS’ SPEAKING ABILITY OF DARMA AGUNG UNIVERSITY. Jurnal Littera, [S.l.], v. 1, n. 1, p. 169-179, may 2019. ISSN 2657-0084. Available at: <https://jurnal.universitasdarmaagung.ac.id/littera/article/view/181>. Date accessed: 03 nov. 2026.