LAWRENCE AMADI. BEING PROACTIVE AND CUSTOMER RETENTION IN UPSCALE RESTAURANTS IN PORT HARCOURT, RIVERS STATE, NIGERIA. JournalNX - A Multidisciplinary Peer Reviewed Journal, [S. l.], v. 3, n. 11, p. 67–75, 2017. Disponível em: https://repo.journalnx.com/index.php/nx/article/view/4043. Acesso em: 6 jul. 2024.