DESAIN E-MODUL BERBASIS KEMARITIMAN PADA MATAKULIAH KIMIA LINGKUNGAN DENGAN PENDEKATAN PROJECT BASED LEARNING. zarah [Internet]. 2018 Oct. 30 [cited 2025 Sep. 4];6(2):63-7. Available from: https://ojs.umrah.ac.id/index.php/zarah/article/view/773