Hilaliyah PN, Kuncoro T, Isnandar I, Setiyawan A. Development of Flipbook-Based E-Modules on Class XI Construction Cost Estimation Subjects. Jurnal Pendidikan Teknik Sipil [Internet]. 27 Juni 2024 [dikutip 15 Mei 2025];6(1):1-13. Tersedia pada: https://jurnal.uny.ac.id/index.php/jpts/article/view/72416