TY  - BOOK
AU  - Mann, H.T
TI  - Water treatment and sanitation: a handbook of simple methods for rural areas in developing countries
SN  - 978-0-903031-23-3
AV  - TD 430 .M33 
PY  - 1982///
CY  - Nottingham
PB  -  ITP
KW  - Water-Purification- Handbooks,Manuals Etc
ER  -