aDoctoral Programme in History Education, Faculty of Teacher Training and Education, Universitas Sebelas Maret, Central Java 57126, Indonesia/Department of History Education, Faculty of Teacher Training and Education, Universitas PGRI Yogyakarta, Yogyakarta 55182, Indonesia
bDepartment of History, Faculty of Social Sciences and Post Graduate School, Universitas Negeri Semarang, Semarang, Central Java 50229, Indonesia
cDepartment of History Education, Faculty of Teacher Training and Education, Universitas Sebelas Maret, Surakarta, Central Java 57126, Indonesia