Rosziati Ibrahim, Norfaradilla Wahid, Norhanifah Murli, & Hanayanti Hafit. (2026). System Analysis and Design using Unified Modeling (UML) and Data Flow Diagram (DFD). Penerbit UTHM. https://publisher.uthm.edu.my/omp/index.php/penerbituthm/catalog/book/537