Simbolon E. DIFUSI INOVASI MODEL PEMBELAJARAN MENULIS KARYA ILMIAH BERBASIS KONTRUKTIVISME . IVL [Internet]. 2021 Feb. 27 [cited 2024 Dec. 22];4(1):41-55. Available from: http://e-jurnalstpbonaventura.ac.id/index.php/JURKAPS/article/view/49