TY  - BOOK
AU  - Bouwer Herman
TI  - Groundwater hydrology
T2  - Mcgraw-Hill series in water resounces environment engineeging
U1  - H4224, L8   TH 
PY  - 1978///
CY  - New York    
PB  -  Mcgraw-Hill        
KW  - Groundwater
ER  -