AMINU, U.; MODIBBO BUBA (PHD), M. .; SHAMSUDDEEN BELLO, M. . INFLUENCE OF PROMOTION MIX ON CONSUMER BUYING DECISION OF SMARTPHONE BRANDS AMONG UNIVERSITY STUDENTS IN GOMBE STATE, NIGERIA. BW Academic Journal, [S. l.], 2026. Disponível em: https://www.bwjournal.org/index.php/bsjournal/article/view/4046. Acesso em: 6 sep. 2026.