Berros, Jesús Bermejo, and Esther Martínez Pastor. “Effects of Ethnic Presence in the Commercial and Public Service Advertising Perception and Attitudes on National Non-Immigrant Population in Spain”. Journal of Intercultural Communication, vol. 13, no. 3, Nov. 2013, pp. 1-16, https://doi.org/10.36923/jicc.v13i3.660.