APA (7th ed.) Citation

Skibitzke, H. E. (1964). Extending Darcy's concept of ground-water motion. United States Department of the Interior, Geological Survey.

Chicago Style (17th ed.) Citation

Skibitzke, H. E. Extending Darcy's Concept of Ground-water Motion. Washington: United States Department of the Interior, Geological Survey, 1964.

MLA (9th ed.) Citation

Skibitzke, H. E. Extending Darcy's Concept of Ground-water Motion. United States Department of the Interior, Geological Survey, 1964.