Ambarwati, Mika. 2016. “Analisis Kemampuan Pemecahan Masalah Dalam Strategi Think Talk Write (TTW): Analysis of Problem Solving Ability in Think Talk Write (TTW) Strategy”. Pedagogia : Jurnal Pendidikan 5 (2):239-46. https://doi.org/10.21070/pedagogia.v5i2.256.