Wijana N. Pembelajaran Sains Melalui Pendekatan Berbasis Ergonomi Mengurangi Kelelahan Siswa SD 1 Sangsit, Sawan, Buleleng. JPP [Internet]. 2009 Apr. 30 [cited 2024 Jul. 18];42(1). Available from: https://ejournal.undiksha.ac.id/index.php/JPP/article/view/1731