Purba, Glory Indira Diana, Guru Matematika SMP 2 Lubuk Pakam, Indonesia
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Vol 4, No 1 (2015): SCHOOL EDUCATION JOURNAL PGSD FIP UNIMED - Articles
TEACHING AND LEARNING SYSTEM OF EQUATIONS IN TWO VARIABLES IN COOPERATIVE LEARNING WITH (STUDENT TEAMS ACHIEVEMENT DIVISION) STAD TYPE
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School Education Journal PGSD FIP UNIMED
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