Naga DS. PERANAN INTERKORELASI BUTIR TERHADAP KOEFISIEN RELIABILITAS CRONBACH ALPHA DAN KUDER-RICHARDSON. JK [Internet]. 2015 Aug. 26 [cited 2025 Jun. 2];34(1). Available from: https://journal.uny.ac.id/index.php/jk/article/view/7283