TY  - BOOK
AU  - Ericson,Johan
TI  - The effects of improved water supply in two villages in Botswana: : a preliminary report
AV  - IRA TD927.B6E7 
PY  - 1992///
CY  - Stockholm
PB  - Stockholm University
KW  - Water supply
KW  - Botswana
N1  - Includes bibliographies
ER  -