Tekle Leza. “Determinants of Product Diversification Among Micro and Small Enterprises in Wolaita Zone, Ethiopia: An Econometric Analysis”. Global Journal of Human-Social Science 16, no. E4 (October 15, 2016): 19–32. Accessed May 4, 2024. https://socialscienceresearch.org/index.php/GJHSS/article/view/1902.