Marvianto, Ramadhan Dwi, Faculty of Psychology, Universitas Gadjah Mada, Indonesia

• Vol 4, No 1 (2018) - Articles
  Adaptasi Academic Motivation Scale (AMS) versi Bahasa Indonesia
  Abstract  PDF
• Vol 9, No 2 (2023) - Articles
  Psychometric properties of Mental Health Scale: An Item Response Theory Approach
  Abstract  PDF