Galal, R.

T. Azzani, H.-A., Galal, R. & Rahman, F.A., 1998. Regional water supply and sanitation project Beni Suef Governorate : customer opinion study on low cost sanitation Draft., Beni Suef Governorate. Available at: http://fr.ircwash.org/sites/default/files/824EG-16747.pdf.