Abdlaziz Gameel Mohamed, M., Geyath Mohammed Kassim, O. and Nadhim Lateef, I. (2021) “Determination of Carrier Parts of Some Microorganisms in Body of the American Cockroach Periplaneta americana in Some Parts of Mosul City”, College of Basic Education Research Journal, 17(2), pp. 1778–1788. doi: 10.33899/berj.2021.168577.