Na, Sudarman. “IMPLEMENTATION OF COLT MODEL (TYPE STRUCTURED PROBLEM SOLVING) AND ITS EFFECT ON PROBLEM SOLVING ABILITY FOR HIGH SCHOOL STUDENTS”. Akademika : Jurnal Teknologi Pendidikan 7, no. 02 (December 1, 2018): 46-65. Accessed May 3, 2024. https://uia.e-journal.id/akademika/article/view/315.