NWEKEALA, PH.D, B. B. ENTREPRENEURIAL MARKETING STRATEGIES AND SALES PERFORMANCE OF TELECOMMUNICATION FIRMS IN PORT HARCOURT . BW Academic Journal, [S. l.], p. 11, 2023. Disponível em: https://mail.bwjournal.org/index.php/bsjournal/article/view/1268. Acesso em: 17 apr. 2026.