CHITURU GIBSON OGONU; EDITH-ONAJITE LOLIA HAMILTON-IBAMA. Service Innovation And Marketing Performance Of Eatery Firms In Port Harcourt, Rivers State. International Journal of Business Diplomacy and Economy, [S. l.], v. 3, n. 4, p. 111–124, 2024. DOI: 10.51699/ijbde.v3i4.75. Disponível em: https://journal.academicjournal.id/index.php/ijbde/article/view/75. Acesso em: 19 sep. 2024.