AL-MULLA HASAN, Mohammad. The Role of Social Media Sites in Enhancing Customer Voluntary Behavior An Exploratory Study of the Opinions of a Sample of Citizens in Nineveh Governorate. International Journal of Innovation and Business Strategy (IJIBS), [S. l.], v. 19, n. 1, p. 61–73, 2024. DOI: 10.11113/ijibs.v19.153. Disponível em: https://ijibs.utm.my/index.php/ijibs/article/view/153. Acesso em: 17 sep. 2024.