1.
Febianti YN, Gianti Nawangsari. Applying Non-Verbal Reinforcement in Increasing Students’ Confidence in Economic Subjects. JPP [Internet]. 2024 Aug. 1 [cited 2024 Dec. 20];57(2):263-75. Available from: https://ejournal.undiksha.ac.id./index.php/JPP/article/view/62666