Weber, B.
Construction materials in the Southern Highlands District by B. Weber - [Port Moresby] Geological Survey of Papua New Guinea 1974 - 1v. (various pagings) - Report / Geological Survey of Papua New Guinea 74/4 .
Road materials--Papua New Guinea--Southern Highlands Province
Aggregates (Building materials)--Papua New Guinea--Southern Highlands Province
Construction materials in the Southern Highlands District by B. Weber - [Port Moresby] Geological Survey of Papua New Guinea 1974 - 1v. (various pagings) - Report / Geological Survey of Papua New Guinea 74/4 .
Road materials--Papua New Guinea--Southern Highlands Province
Aggregates (Building materials)--Papua New Guinea--Southern Highlands Province