1. D. S. Airan , 1966 . Proposed Water Supply Scheme for Beri Township . Unpublished Report. Department of Civil Engineering, Indian Institute of Technology, Delhi.
2. D. S. Airan , 1967 . Proposed Sewerage and Sewage Disposal Project for Beri Town . Unpublished Report, Department of Civil Engineering, Indian Institute of Technology, Delhi.
3. H. G. Baity , 1966 . Community Water Supply in the Developing Countries: Departures from Normal Design Standards . Department of Environmental Sciences and Engineering, School of Public Health, University of North Carolina, Chapel Hill, N. C.
4. E. P. Campbell , 1959 . Statement on Community Water Supply Program . Hearings on Mutual Security Act of 1959, Committee on Foreign Relations, United States Senate, 86th Congress, First Session, pp.753 -761 .
5. B. H. Dieterich, and J. M. Henderson , 1963 . Urban Water Supply Conditions and Needs in Seventy-Five Developing Countries . World Health Organization Public Health Papers, No. 23, Geneva.