SIAGIAN, Corry Ester Margaret; PINEM, Shabrina Harumi. PROBLEMS TO SPEAKING ENGLISH OF ENGLISH DEPARTMENT STUDENTS AT UNIVERSITY OF DARMA AGUNG MEDAN. JURNAL LITTERA: FAKULTAS SASTRA DARMA AGUNG, [S.l.], v. 1, n. 1, p. 1 - 8, june 2020. ISSN 2657-0084. Available at: <https://jurnal.darmaagung.ac.id/index.php/littera/article/view/548>. Date accessed: 22 dec. 2024.