APA (7th ed.) Citation

United States. National Park Service. (1990). Sleeping Bear Dunes National Lakeshore: The story of the sand dunes. National Park Service, Department of the Interior.

Chicago Style (17th ed.) Citation

United States. National Park Service. Sleeping Bear Dunes National Lakeshore: The Story of the Sand Dunes. [Washington, D.C.?]: National Park Service, Department of the Interior, 1990.

MLA (9th ed.) Citation

United States. National Park Service. Sleeping Bear Dunes National Lakeshore: The Story of the Sand Dunes. National Park Service, Department of the Interior, 1990.