Hiasa, Fina, and Emi Agustina. “NUMBERED HEADS TOGETHER LEARNING STRATEGY FOR INCREASING FRESHMEN STUDENTS’ ACHIEVEMENT IN LITERATURE THEORY COURSE”. JOALL (Journal of Applied Linguistics and Literature) 5, no. 2 (August 22, 2020): 223–232. Accessed May 4, 2024. https://ejournal.unib.ac.id/joall/article/view/11308.