Yuliana, Nuriyah, dan Wiwik Kusumawati - Universitas Muhammadiyah Yogyakarta. “Metode Pembelajaran Berbasis Belajar Mandiri (Self Directed Learning)Pada Pendidikan Keperawatan: A Literature Review”. Indonesian Journal on Medical Science, vol. 6, no. 1, Januari 2019, http://ejournal.poltekkesbhaktimulia.ac.id/index.php/ijms/article/view/159.