Water treatment and sanitation: a handbook of simple methods for rural areas in developing countries.
Mann, H.T.Williamson, D.
Water treatment and sanitation: a handbook of simple methods for rural areas in developing countries. - London : Itp, 020505. - 96p. :ill.
090303123X
Water purification--Handbooks, manuals, etc.Sewage--Purification--Handbooks, manuals, etc.Rural health--Handbooks, manuals, etc.Public health--Developing countries--Handbooks, manuals, etc.
Water treatment and sanitation: a handbook of simple methods for rural areas in developing countries. - London : Itp, 020505. - 96p. :ill.
090303123X
Water purification--Handbooks, manuals, etc.Sewage--Purification--Handbooks, manuals, etc.Rural health--Handbooks, manuals, etc.Public health--Developing countries--Handbooks, manuals, etc.