(1979). Map of Northwestern Pennsylvania: Summary diagram - comparing fold axes and lineament strikes directions / [peta].
Chicago Style (17th ed.) CitationMap of Northwestern Pennsylvania: Summary Diagram - Comparing Fold Axes and Lineament Strikes Directions / [peta]. 1979.
MLA (9th ed.) CitationMap of Northwestern Pennsylvania: Summary Diagram - Comparing Fold Axes and Lineament Strikes Directions / [peta]. 1979.
Warning: These citations may not always be 100% accurate.