Yani, Ahmad, Department of Geography Education, Faculty of Social Sciences Education, Indonesia University of Education
Yasunaga, Taichi, Graduate School of Education, Shizuoka University, Shizuoka, Japan
Yılmaz Koğar, Esin, Faculty of Education, Ömer Halisdemir University, Niğde, Turkey
Young, Nicholas D, American International College, Springfield, MA, USA

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