Feachem, Richard G.

Appropriate technology for water supply and sanitation Feachem, Richard G. 1980 Appropriate Technology for Water Supply and Sanitation, Vol.3 Health Aspects of Excreta and Sullage Management - A State of the Art Review, 1980 Feachem, Richard G. 1980 Environmental health engineering in the tropics Cairncross, Sandy 1993 Environmental health engineering in the tropics Cairncross, Sandy 1983 Environmental health engineering in the tropics Cairncross, Sandy 1983 Sanitation and disease Feachem Richard G. 1983 Water, health and development Feachem, Richard 1978