Still David, Erskine Su, Walker Nick, Hazelton Derek, & Water Research Commission. The status and use of potable water efficient devices in the domestic and commercial environments in South Africa.

Still David, Erskine Su, Walker Nick, Hazelton Derek, and Water Research Commission. The Status and Use of Potable Water Efficient Devices in the Domestic and Commercial Environments in South Africa.

Still David, et al. The Status and Use of Potable Water Efficient Devices in the Domestic and Commercial Environments in South Africa.