OKWELLE, AUSTIN A., KEMKA H. OGBONDA, and JOY N. UCHE. 2022. “Occurrence Of Salmonella Species In Some Water Supplies Of Port Harcourt Metropolis, Rivers State, Nigeria”. Rivers State Univeristy Journal of Biology & Applied Sciences 1 (2). http://jbasjournals.com/index.php/rsujbas/article/view/13.