Saat NA. Summative Test Items Analysis Using Classical Test Theory (CTT)/ Analisis Item Kertas Peperiksaan Sumatif Menggunakan Teori Ujian Klasik (TUK). SH [Internet]. 2020 Aug. 26 [cited 2024 Apr. 29];12(2-2). Available from: https://sainshumanika.utm.my/index.php/sainshumanika/article/view/1788