Rahmania NEN, Nanda Ratri Nurwanti, Anastasya Hardyana Putri. AN EFFORTS TO INCREASE STUDENT’S KNOWLEDGE ABOUT THE IMPORTANCE OF CHOOSING HEALTHY SNACKS AT KRAGAN ELEMENTARY SCHOOL, SIDOARJO. CSJI [Internet]. 2023 Jun. 27 [cited 2026 Apr. 23];5(1):38-41. Available from: https://ejournal-kertacendekia.id/index.php/csji/article/view/542