Simelane, M.M, M.B Masuku, J.I Rugambisa, and D.M Earnshaw. 2016. “Analysis of Consumer Willingness to Pay for Genetically Modified Maize Food in Swaziland”. International Journal of Sustainable Agricultural Research 3 (1):19-28. https://doi.org/10.18488/journal.70/2016.3.1/70.1.19.28.