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Items where Author is "Johnsen, Harta"
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Johnsen, Harta and M., Rusdi and Syamsurizal (2014) THE INFLUENCE OF PROBLEM BASED LEARNING TO STUDENTS’ COGNITIVE STYLE DYNAMIC ON ACID-BASE SOLUTION CONCEPT IN SENIOR HIGH SCHOOL. International Conference on Fundamentals and Implementation of Education (ICFIE) 2014. ISSN 2406-9132