Wisudawati, W.N. and Kirana, A. 2022. THE RELATIONSHIP OF ACHIEVEMENT MOTIVATION AND ACADEMIC PROCRASTINATION OF HIGHSCHOOL STUDENTS. Biopsikososial: Jurnal Ilmiah Psikologi Fakultas Psikologi Universitas Mercubuana Jakarta. 6, 1 (Apr. 2022), 49–60. DOI:https://doi.org/10.22441/biopsikososial.v6i1.15893.