(2002). Water and sanitation management[proceedings](2002: India). Cochin University of Science and Technology.
Dyfyniad Arddull ChicagoWater and Sanitation Management[proceedings](2002: India). India: Cochin University of Science and Technology, 2002.
Dyfyniad MLAWater and Sanitation Management[proceedings](2002: India). Cochin University of Science and Technology, 2002.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.