[1]
Ginting, R.O. dan Syarifuddin, S. 2016. The Effect of Team Games Tournament in Biology for Students in Second Semester Grade XI of SMAN 15 Medan Academic Year 2014/ 2015 on Their Learning Outcome, Motivation, and Retention. Jurnal Pelita Pendidikan. 3, 4 (Agu 2016). DOI:https://doi.org/10.24114/jpp.v3i4.4005.