RahmawatiN. A., and MuflikhatiI. “Effect of Consumer Ethnocentrism and Perceived Quality of Product on Buying Behavior of Domestic and Foreign Food Products: A Case Study in Pekanbaru, Riau, Indonesia”. Journal of Consumer Sciences, Vol. 1, no. 1, Feb. 2016, pp. 1-13, doi:10.29244/jcs.1.1.1-13.