TY  - BOOK
AU  - Alth,Max
AU  - Alth,Charlotte
AU  - Duncan,Blackwell S.
TI  - Wells and septic systems
SN  - 0830621369
PY  - 1991///
CY  - New York
PB  - TAB Books
KW  - Wells
KW  - Design and construction
KW  - Maintenance and repair
N1  - Includes index
ER  -