Sleeping Bear Dunes National Lakeshore : Alligator Hill hiking trail : a 2.5-mile loop that leads into a 2.2 mile loop and a 3-mile loop

Chicago citation style
Sleeping Bear Dunes National Lakeshore : Alligator Hill hiking trail : a 2.5-mile loop that leads into a 2.2 mile loop and a 3-mile loop. [1992]. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/007404385. (Accessed November 14, 2018.)
APA citation style
([1992]) Sleeping Bear Dunes National Lakeshore : Alligator Hill hiking trail : a 2.5-mile loop that leads into a 2.2 mile loop and a 3-mile loop. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/007404385
MLA citation style
Retrieved from the Digital Public Library of America <http://catalog.hathitrust.org/Record/007404385>.
Note: These citations are programmatically generated and may be incomplete.