TY  - GEN
AU  - Herschy,R.W.
TI  - Hydrometry: principles and practices 
SN  - 0471973505 (acid-free paper)
U1  - 627.120 HER 
PY  - 1999///
CY  - New York
PB  - John Wiley
KW  - Stream measurements
KW  - Hydraulic measurements
ER  -