OTHNIEL, R.; MARIA RITONGA, R. . Peran Guest Relation Terhadap Pertumbuhan Penjualan (Studi Kasus Bi Coffee Sarua Baru Ciputat). Jurnal Sosial Teknologi, [S. l.], v. 3, n. 7, p. 593–599, 2023. DOI: 10.59188/jurnalsostech.v3i7.872. Disponível em: https://sostech.greenvest.co.id/index.php/sostech/article/view/872. Acesso em: 27 dec. 2024.