1.
Nainggolan PN, Pasaribu AN, Sinambela E. Teaching Model Development of English Vocabulary Mastery by Using Natural Adventure and Learning (NAL) . JoLE [Internet]. 2024 Sep. 23 [cited 2026 Jul. 4];2(3):281-8. Available from: https://merwinspy.org/journal/jole/article/view/164