TY  - BOOK
AU  - Jahn, Samia al Azharia.
TI  -  Traditional water purification in tropical developing countries: existing methods and potential application 
T2  - GTZ-publications
SN  - 3880851166
U1  - 628/.72/091724  19
PY  - 1981///
CY  - Eschborn, Federal Republic of Germany
PB  - German Agency for Technic al Cooperation (GTZ)
KW  - Drinking water
KW  -  Purification
KW  - Tropics
KW  -  Handbooks, manuals, etc
KW  - Developing countries
N1  - Includes bibliographical references and index
ER  -