Santosa TA, Siagian G, Festiyed F, Razak A, Zulyusri Z, Diliarosta S, Yerimadesi Y. Development of Higher Order Thinking Skill Instruments in Biology Learning on Ecology and Environment Materials. edumaspul [Internet]. 1Mar.2023 [cited 19May2024];7(1):1093-100. Available from: https://ummaspul.e-journal.id/maspuljr/article/view/5855