Dermawan KAK, Nasution SH, Rachayudiza A. EVALUASI VALIDITAS PROGRAM DIGITAL DENGAN PENERAPAN PENGOLAHAN DATA SKALA LIKERT. ESIT [Internet]. 2024 Dec. 15 [cited 2024 Dec. 22];19(3):44-9. Available from: https://openjournal.unpam.ac.id/index.php/ESIT/article/view/45906