Jamiati, S. and Dewi, N. R. (2022) “DEVELOPING TEACHING MEDIA THROUGH POWTOON AS œTPACK (TECHNOLOGICAL PEDAGOGICAL CONTENT KNOWLEDGE) FOR SPEAKING SKILL AT GRADE 8 STUDENTS OF SMP N 2 BANGUN PURBA”, LINGUISTICA, 11(2), pp. 725–732. doi: 10.24114/jalu.v11i2.37756.