Prayekti, E., S. Suliati, and D. A. Wulandari. “Comparation Between Mac Conkey and Coconut Water Medium As a Growth Medium for Escherichia Coli”. Indonesian Journal of Medical Laboratory Science and Technology, vol. 3, no. 1, Apr. 2021, pp. 19-25, doi:10.33086/ijmlst.v3i1.1906.