Title | [... title in Sinhalese ...] [Methods of improving environmental health conditions] |
Publication Type | Miscellaneous |
Year of Publication | 1987 |
Authors | Ratmalana, LKNational W |
Pagination | 15 p.: fig. |
Date Published | 1987-01-01 |
Publisher | National Water Supply and Drainage Board |
Place Published | Ratmalana, Sri Lanka |
Keywords | disease control, environmental health, water-related diseases |
Notes | Transl.: Water for the world technical note no. DIS. 1.M.2 , Washington, DC, USA, Agency for International Development, 1982 |
Custom 1 | 245.0 |