Abdullahi O. Abdulkadri. “Variation in Prices of Food Items in Jamaica: An Exploratory Analysis of Pricing Mechanisms of Supermarkets in Kingston”. Global Journal of Agricultural Innovation, Research & Development 1, no. 2 (January 9, 2015): 45–50. Accessed March 29, 2024. https://www.avantipublishers.com/index.php/gjaird/article/view/163.