Simanjuntak, Sahala Freddy, Postgraduate Department of Economics Education, Faculty of Teachers Training and Education, Universitas Riau, Pekanbaru, Indonesia, Indonesia
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Vol 3, No 2 (2019) - Articles
DEVELOPMENT OF INTERACTIVE MULTIMEDIA TOWARDS ECONOMIC PROBLEMS ON ECONOMIC SUBJECTS FOR SOCIAL SCIENCE CLASS X STUDENTS AT DARMA YUDHA HIGH SCHOOL
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