TY  - BOOK
AU  - Johnson
TI  - Groundwater and wells: a reference book for the water-well industry
U1  - H4224, M3;3   TH 
PY  - 1983///
CY  - Udiapur
PB  - Jain BrREFs        
KW  -  Groundwater
KW  - Geology
N1  - Appendix 424-432p
ER  -