Kaviza, M. (2018). Pengalaman Mengajar atau Latihan Profesional Guru dalam Mempengaruhi Penerapan Kemahiran Pemikiran Sejarah dalam Mata Pelajaran Sejarah di Sekolah Menengah: Teaching Experience or Teacher Professional Development Training in Influencing the Implementation of Historical Thinking Skills in History Subject at Secondary Schools. EDUCATUM Journal of Social Sciences, 4(1), 40–47. https://doi.org/10.37134/ejoss.vol4.1.6.2018