TY  - BOOK
AU  - Eberle,Michael
AU  - Persons,Jeffrey L.
ED  - National Water Well Association
TI  - Appropriate well drilling technologies: a manual for developing countries 
PY  - 1978///
CY  - Washington, D.C.
PB  - Agency for International Development
KW  - Wells
KW  - Well drillers
N1  - On title page: "A report from National Water Well Association"
ER  -