Novirianti N, Ramadhan A, Masrianih M. Development of a Flipbook-Based Digital Pocketbook on Environmental Pollution Material on the Critical and Creative Thinking Skills of Class VII Students at SMPN 1 Sojol Utara. jist [Internet]. 2024Apr.25 [cited 2024Nov.23];5(4):1604-20. Available from: https://jist.publikasiindonesia.id/index.php/jist/article/view/996