TY  - BOOK
AU  - Wingard, Bo
AU  - ill.
TI  - An approach to the problem of synthesising hydrographs from rainfall data;case study: Ulf Riise
AV  - EAF QTO H62.5.T3E2 No.26 
CY  - Dar es Salaam
KW  - Kilombero River
ER  -