TY  - BOOK
AU  - Johnson,Lynn E.
TI  - Geographic information systems in water resources engineering / 
U1  - 628.1028 
PY  - 2009///
CY  - New York : 
PB  - CRC Press , 
KW  - WATER RESOURCE DEVELOPMENT- GEOGRAPHIC INFORMATION SYSTEMS
N1  - Includes bibliographical reference and index
ER  -