APA (7th ed.) Citation

Wehrle, E. F. (2007). Catoctin Mountain Park: An historic resource study. [U.S. Government Printing Office].

Chicago Style (17th ed.) Citation

Wehrle, Edmund F. Catoctin Mountain Park: An Historic Resource Study. [Washington, D.C.]: [U.S. Government Printing Office], 2007.

MLA (9th ed.) Citation

Wehrle, Edmund F. Catoctin Mountain Park: An Historic Resource Study. [U.S. Government Printing Office], 2007.