APA (7th ed.) Citation

Wagner, H. C., & Geological Survey. (1953). Constitution diagrams of Pennsylvania anthracite. United States Department of the Interior, Geological Survey.

Chicago Style (17th ed.) Citation

Wagner, Holly C., and Geological Survey. Constitution Diagrams of Pennsylvania Anthracite. [Washington, D.C.]: United States Department of the Interior, Geological Survey, 1953.

MLA (8th ed.) Citation

Wagner, Holly C., and Geological Survey. Constitution Diagrams of Pennsylvania Anthracite. United States Department of the Interior, Geological Survey, 1953.