Panjaitan, J.
(2019).
 PENINGKATAN HASIL BELAJAR DENGAN MODEL PROJECT BASED LEARNING (PJBL).
<em>JURNAL PENELITIAN FISIKAWAN, 2</em>(2), 11-16.
Retrieved from <a href="https://ejurnal.darmaagung.ac.id/index.php/jurnalpenelitianfisikawan/article/view/321" target="_new">https://ejurnal.darmaagung.ac.id/index.php/jurnalpenelitianfisikawan/article/view/321</a>