CHINWENDU, Okonkwo Deborah; CHINWUBA, Moguluwa Shedrach. Subscribers’ Attitude towards Direct Mail Infiltration from Unknown Sources. International Journal of Marketing Research Innovation, [S. l.], v. 2, n. 2, p. 15–19, 2018. DOI: 10.46281/ijmri.v2i2.209. Disponível em: https://cribfb.com/journal/index.php/ijmri/article/view/209. Acesso em: 17 may. 2025.