1. Abhirosh, C., Sherin, V., Thomas, A. P., Hatha, A. A. M., & Mazumder, A. (2011). Potential public health significance of faecal contamination and multidrug-resistant Escherichia coli and Salmonella serotypes in a lake in India. Public Health, 125, 377–379.
2. Achuthan, N. G., Abdullah, I. M., & Mahamoud, M. F. (2005). Physiochemical parameters and correlation coefficients of ground waters of North-East Libya. Pollution Research, 24, 1–6.
3. Afiukwa, J. N., & Eboatu, A. N. (2013). Analysis of spring water quality in Ebonyi South Zone and its health impact. American Journal of Scientific and Industrial Research, 4(2), 231–237.
4. Akturk, S., Dincer, S., & Toroglu, S. (2012). Determination of microbial quality and plasmid mediated multidrug resistant bacteria in fountain drinking water sources in Turkey. Journal of Environment Mabel Varghese Sciences, 33, 1127–1136.
5. American Public Health Association. (2012). Standard methods for the examinations of water and wastewater (22nd ed.). Washington, DC: American Public Health Association.