Durinda Puspasari, Durinta Puspasari, Ruri Nurul Aeni Wulandari, Lifa Farida Panduwinata, Andy Parsetyo Wati. Development of a Case Study-Based Digital Book to Enhance Learning in Office Management Education. IJSIE [Internet]. 2025 Nov. 30 [cited 2025 Dec. 18];2(4):108-16. Available from: https://international.aripi.or.id/index.php/IJSIE/article/view/436