1. Quality of water for irrigation;Ayers;Journal of Irrigation and Drainage division,ASCE,1977
2. Kuwait effluent utilization project-Concept and implementation, Part 1 and 2;Beynon;Middle East Water and Sewage,1985
3. Bhumbla, D.R. (1977). Chemical composition of irrigation water and its effect on crop growth and soil properties. In: International Symposium on Arid Land Irrigation in Developing Countries, E.Barton Worthington(Ed).,Pergamon Press, New York, 361–370.
4. Viruses in drinking water;Bitton;Environment Science and Technology,1986
5. Bouwer,H. (1985) Groundwater recharge as a treatment of sewage effluent for unrestricted irrigation. FAO Regional seminar on the treatment and use of sewage effluent for irrigation: Cyprus 7–9 Oct.