NURAENI, . E. Pengaruh Promosi, Harga, Dan Kualitas Pelayanan Terhadap Kepuasan Pelanggan Pada Graha Fitness Di Kota Batam. Tractare: Jurnal Ekonomi-Manajemen, [S. l.], v. 6, n. 2, p. 153–164, 2023. DOI: 10.62820/trt.v6i2.100. Disponível em: https://journal.stiebpbatam.ac.id/tractare/article/view/100. Acesso em: 19 sep. 2024.