Volume 34, Issue 4, July and August 2022, Pages 185-190
10.22038/ijorl.2022.62639.3151
Maya Fitrie Nadya Lubis; Tengku Siti Hajar Haryuna
Volume 30, Issue 5, September and October 2018, Pages 247-253
10.22038/ijorl.2018.26701.1871
Tengku-Siti-Hajar Haryuna; Agustinus-Hamonangan-Winston Purba; Farhat Farhat; Widayat Alviandi
Volume 29, Issue 4, July and August 2017, Pages 197-202
10.22038/ijorl.2017.19603.1660
Tengku- Siti- Hajar Haryuna; Delfitri Munir; Ana Maria; Jenny Bashiruddin