Hastuti, Tity, Andri Eko Prabowo, and Putri Ika Lestari. 2018. “( TheEffect of the Implementation of Cooperative Learning Model Think Talk Write (TTW) on Students’ Creativity and Communication in Economic Subject at Class X SMA YLPI Pekanbaru): PENGARUH PENERAPAN MODEL KOOPERATIF LEARNING TIPE THINK TALK WRITE (TTW) TERHADAP KREATIVITAS DAN KOMUNIKASI SISWA DALAM MATA PELAJARAN EKONOMI SISWA KELAS X DI SMA YLPI PEKANBARU”. Perspektif Pendidikan Dan Keguruan 9 (1). Pekanbaru, Riau, Indonesia:58-64. https://doi.org/10.25299/perspektif.2018.vol9(1).1421.