Amalia, R. “Pengaruh Layanan Penguasaan Konten Teknik Mind Mapping Terhadap Motivasi Belajar Siswa”. Indonesian Journal of Guidance and Counseling: Theory and Application, Vol. 6, no. 3, Sept. 2017, pp. 53-59, doi:10.15294/ijgc.v6i3.17184.