George, J. E.
Manual for groundwater exploitation in Papua New Guinea by J. E. George - Port Moresby Dept. of Minerals and Energy 1978 - 39 p., [2] leaves of plates (folded) ill. 30 cm - Report 78/13 .
Artesian wells
Boring
Groundwater--Papua New Guinea
Manual for groundwater exploitation in Papua New Guinea by J. E. George - Port Moresby Dept. of Minerals and Energy 1978 - 39 p., [2] leaves of plates (folded) ill. 30 cm - Report 78/13 .
Artesian wells
Boring
Groundwater--Papua New Guinea