kAMWAYA, M.E., and L.D Akwilapo. “Quality of Common Salt in the Tanzanian Market”. Tanzania Journal of Engineering and Technology 28, no. 1 (December 31, 2005): 51-58. Accessed November 22, 2024. https://tjet.udsm.ac.tz/index.php/tjet/article/view/364.