M. Alhamando, et.al, Maysoon. 2017. “Anti Bacterial Activity of Cinnamomum Zeylanicum and Capsicum Annunm Extracts Against Escherichia Coli and Salmonella Typhi .”. Al-Qadisiyah Journal of Pure Science 20 (1), 50-57. https://journalsc.qu.edu.iq/index.php/JOPS/article/view/81.