Siregar HMS, Lumbanraja V, Pangaribuan JJ. The Implementation of Anagram Technique to Enhance the Seventh Grade Students Vocabulary Mastery. ainj [Internet]. 2023Aug.31 [cited 2025Jul.7];4(2):39-43. Available from: http://www.journal.ainarapress.org/index.php/ainj/article/view/251