Weber, B. (1971). Sources of roadmaking and concrete aggregate in the Eastern Highlands District. Geological Survey.
Chicago Style (17th ed.) CitationWeber, B. Sources of Roadmaking and Concrete Aggregate in the Eastern Highlands District. [Port Moresby]: Geological Survey, 1971.
MLA (9th ed.) CitationWeber, B. Sources of Roadmaking and Concrete Aggregate in the Eastern Highlands District. Geological Survey, 1971.
Warning: These citations may not always be 100% accurate.