Small-scale sanitation challenges in the Nile Delta

Reymond P, Lüthi C, Wahaab RA & Moussa M
Choose the citation style.
Reymond, P., Lüthi, C., Wahaab, R. A., & Moussa, M. (2011). Small-scale sanitation challenges in the Nile Delta. Sandec News, 12, 20-21.