Triwitosari, Wreda, Budi Eko Soetjipto, and Aniek Indrawati. 2019. “Cooperative Learning Model Quiz-Quiz Trade and Mix Pair Share to Improve the Students’ Motivation, Communicative Skill and Learning Outcomes”. International Journal for Social Studies 5 (1), 75-82. https://doi.org/10.26643/ijss.v5i1.6174.