TY  - BOOK
AU  - Clark Ian 
AU  -  Fritz Peter
TI  - Environmental Isotopes in Hydrogeology
SN  - 9781566702492
U1  - 551.4902 CLA 
PY  - 1997///
CY  - New York
PB  - Lewis Publishers
KW  -  Hydrogeology
KW  - Clark Ian
KW  - Isotopes
ER  -