Irfan M, Sugiharto S, Hidayah T. THE IMPLEMENTATION OF SCIENTIFIC APPROACH TO THE PJOK LEARNING AT THE TARGET SECONDARY SCHOOLS OF THE 2013 CURRICULUM IN NORTH SUMATRA. JED [Internet]. 24Feb.2017 [cited 4May2024];5(1):12-8. Available from: https://journal.unnes.ac.id/sju/jed/article/view/12990