Anugrarista, Ella, et al. “LATIHAN KEBUGARAN JASMANI TERHADAP MOTIVASI MEMBER FITNES LIFE SOGO GYM”. Jurnal Pendidikan Olah Raga, vol. 11, no. 1, June 2022, pp. 161-7, doi:10.31571/jpo.v11i1.3588.