Belay, A.A., Haq, S.Md.A., Chien, V.Q. and Arafat, B. (2010) The Challenges of Integrated Management of Mekong River Basin in Terms of People’s Livelihood. Journal of Water Resource and Protection, 2, 61-68.
 Mayer, P.M., Reynolds, S.K., McCutchen, M.D. and Canfield, T.J. (2006) Riparian Buffer Width, Vegetative Cover, and Nitrogen Removal Effectiveness: A Review of Current Science and Regulations. EPA/600/R-05/118. U.S. Environmental Protection Agency, Cincinnati.
 Blumenfeld, S., Lu, C., Christophersen, T. and Coates, D. (2009) Water, Wetlands and Forests. A Review of Ecological, Economic and Policy Linkages. Secretariat of the Convention on Biological Diversity and Secretariat of the Ramsar Convention on Wetlands, Montreal and Gland. CBD Technical Series No. 47.
 Christensen, V.G., Lee, K.E., McLees, J.M. and Niemela, S.L. (2012) Relations between Retired Agricultural Land, Water Quality, and Aquatic-Community Health, Minnesota River Basin. Journal of Environmental Quality, 41, 1459-1472.
 Firdaus, R. and Nakagoshi, N (2013) Assessment of the Relationship between Land Use Land Cover and Water Quality Status of the Tropical Watershed: A Case of Batang Merao Watershed, Indonesia. Journal of Biodiversity and Environmental Sciences (JBES), 3, 21-30.
 Capel, P.D., McCarthy, K.A. and Barbash, J.E. (2008) National, Holistic, Watershed Scale Approach to Understanding Sources, Transport, and Fate of Agricultural Chemicals. Journal of Environmental Quality, 37, 983-993.
 Masese, F.O., Raburu, P.O., Mwasi, B.N. and Etiegni, L. (2012) Effects of Deforestation on Water Resources: Integrating Science and Community Perspectives in the Sondu-Miriu River Basin, Kenya. In: Oteng-Amoako, A.A., Ed., New Advances and Contributions to Forestry Research, InTech.
 Kebede, W., Tefera, M., Habitamu, T. and Alemayehu, T. (2014) Impact of Land Cover Change on Water Quality and Stream Flow in Lake Hawassa Watershed of Ethiopia. Agricultural Sciences, 5, 647-659.
 Dosskey, M.G., Vidon, P., Gurwick, N.P., Allan, C.J., Duval, T.P. and Lowrance, R. (2010) The Role of Riparian Vegetation in Protecting and Improving Chemical Water Quality in Streams. Journal of the American Water Resources Association (JAWRA), 46, 261-277.
 Ahiarakwem, C.A. and Onyekuru, S.O. (2011) A Comparative Assessment of the Physico-Chemical and Microbial Trends in Njaba River, Niger Delta Basin, Southeastern Nigeria. Journal of Water Resource and Protection, 3, 686-693.
 Rajiv, P., Hasna, A.S., Kamaraj, M., Rajeshwari, S. and Sankar, A. (2012) Physico Chemical and Microbial Analysis of Different River Waters in Western Tamil Nadu, India. Research Journal of Environment Sciences, 1, 2-6.
 Shittu, O.B., Olaitan, J.O. and Amusa, T.S. (2008) Physico-Chemical and Bacteriological Analyses of Water Used for Drinking and Swimming Purposes in Abeokuta, Nigeria. African Journal of Biomedical Research, 11, 285-290.
 Ojo, O.I., Otieno, F.A.O. and Ochieng, G.M. (2012) Groundwater: Characteristics, Qualities, Pollutions and Treatments: An Overview. International Journal of Water Resources and Environmental Engineering, 4, 162-170.
 Ouattara, N.K., Passerat, J. and Servais, P. (2011) Microbiological Water Quality in Rivers of the Scheldt Drainage Network (Belgium): Impact of Urban Wastewater Release. Daniel Thevenot. 8th World Wide Workshop for Young Environmental Scientists WWW-YES 2009: Urban Waters: Resource or Risks? Arcueil, June 2009.
 Páll, E., Niculae, M., Timea, K., Sandru, C.D. and Spinu, M. (2013) Human Impact on the Microbiological Water Quality of the Rivers: Review. Journal of Medical Microbiology, 62, 1635-1640.
 Jadoon, W.A., Arshad, M. and Ullah, I. (2012) Spatio-Temporal Microbial Water Quality Assessment of Selected Natural Streams of Islamabad, Pakistan. Records: Zoological Survey of Pakistan, 21, 14-18.
 Massoud, M.A., Al-Abady, A., Jurdi, M. and Nuwayhid, I. (2010) The Challenges of Sustainable Access to Safe Drinking Water in Rural Areas of Developing Countries: Case of Zawtar El-Charkieh, Southern Lebanon. Journal of Environmental Health, 72, 24-30.
 Rost, K.T., Ratfelder, G. and Topbaev, O. (2015) Problems of Rural Drinking Water Supply Management in Central Kyrgyzstan: A Case Study from Kara-Suu Village, Naryn Oblast. Environmental Earth Sciences, 73, 863-872.
 Amrutkar, R.D, Thube, A.E. and Kulkarni, S.C. (2013) Determination of Sodium and Potassium Content Present in Water Sample Collected from Girna and Godavari River by Flamephotometry. Journal of Pharmaceutical Science and Bioscientific Research, 3, 105-107.
 Thompson, T., Fawell, J., Kunikane, S., Jackson, D., Appleyard, S., Callan, P., Bartram, J. and Kingston, P. (2007) Chemical Safety of Drinking-Water: Assessing Priorities for Risk Management. World Health Organisation Library Cataloguing-in-Publication Data.
 Rovira, A.D. (1969) Plant Root Exudates. Botanical Review, 35, 35-57.
 Abdul-Razak, A., Asiedu, A.B., Entsua-Mensah, R.E.M. and de Graft-Johnson, K.A.A. (2009) Assessment of the Water Quality of the Oti River in Ghana. West African Journal of Applied Ecology, 15, 1-12.