1. APHA/AWWA/WEF (1998) Standard methods for the examination of water and wastewater, 20th edn. APHA/AWWA/WEF, Washington
2. Bannister E (2010) Evaluation of methodology for detection and quantification of coliform bacteria and their survival in soil and water. PhD Thesis, Robert Gordon University, UK (submitted)
3. Bouwer H, Rice RC, Lance JC, Gilbert RG (1977) Controlled recharge of waste water for aquifer protection and production of renovated water. ( http://iahs.info/redbooks/a123/iahs_123_0441.pdf )
4. Dmitry VR, Victor CR (2005) Analytical modeling of aquifer pollution caused by solid waste depositories. Ground Water 37(3):352
5. FAO Irrigation and Drainage Papers 47 (1992) Wastewater treatment and use in agriculture. Natural Resources Management and Environment Department, Food and Agriculture Organization (FAO), United Nation