TY  - BOOK
AU  - Hjelmfelt,A.T.
AU  - Cassidy,John Joseph
TI  - Hydrology for engineers and planners
SN  - 0813807956
AV  - GB661 .H55
U1  - 627 
PY  - 1975///
CY  - Ames
PB  - Iowa State University Press
KW  - Hydrology
KW  - Civil engineering
N1  - Includes bibliographical references
ER  -