Purba, Desmalia, Jelita Panjaitan, & Dewi Lestari Pardede. " PROBLEMS FOUND ON THE TOEFL TEST QUESTIONS BY THE FIFTH SEMESTER PHYSICS STUDENTS OF DARMA AGUNG UNIVERSITY." Jurnal Darma Agung [Online], 32.2 (2024): 576-582. Web. 20 Nov. 2024