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Helmi, B.; Saragih, J. A. Efforts to Improve Learning Outcomes Meroda In Floor Exercise Learning Through Teaching Style Command On High School Student Class XI GKPS 1 Simalungun Pematang Raya Academic Year 2015/2016: Efforts to Improve Learning Outcomes Meroda In Floor Exercise Learning Through Teaching Style Command On High School Student Class XI GKPS 1 Simalungun Pematang Raya Academic Year 2015/2016. JMN 2019, 2, 177-179.