Pusparini D. The Effect of Example Non Example Learning Model on Increasing Knowledge And Practice of Balanced Nutrition Guidelines In Class VII Students of SMP Negeri 2, Serang City. Nutrizione [Internet]. 15Sep.2023 [cited 18Jul.2024];3(2):30-2. Available from: https://journal.unnes.ac.id/sju/nutrizione/article/view/68753