TY  - BOOK
AU  - Drew, David
AU  - Hotzl, Heinz
TI  - Karst hydrogeology and human activities: impacts, consequences and implications 
SN  - 9054104635
PY  - 1999///
CY  - Rotterdam
PB  - A. A. Balkema
KW  - Karst
KW  - Hydrogeology
N1  - Includes bibliographical references and index
ER  -