TY  - BOOK
AU  - Watt, S.B.
AU  - Wood, W.E.
TI  - Hand dug wells and their construction / S.B. Watt and W.E. Wood
U1  - B 15.112 WAT -4389   
CY  - London : Intermediate Technology Publications, 1985.
KW  - Wells
KW  - Water supply engineering
KW  - ENG
ER  -