TY  - BOOK
AU  - Nuzman,Carl E.
TI  - Groundwater and well efficiency: a manual for water well drillers and dewatering engineers
U1  - 627.170202 
PY  - 1978///
CY  - KansasEUA
PB  - Doerr Metal Products
KW  - Aguas subterraneas
KW  - Perforación
N1  - FACULTAD DE ZOOTECNIA
ER  -