MANURUNG, Sartika -. IMPROVING STUDENTS™ VOCABULARY ACHIEVEMENT BY APPLYING ANAGRAM PLUS FLASHCARDS AT THE SMP NEGERI 7 PEMATANGSIANTAR. TRANSFORM : Journal of English Language Teaching and Learning, North Sumatera, Indonesia, v. 3, n. 3, 2014. DOI: 10.24114/tj.v3i3.1370. Disponível em: https://jurnal.unimed.ac.id/2012/index.php/jelt/article/view/1370. Acesso em: 5 jul. 2025.