Environmental assessment for a development concept plan :
east unit campground, Indiana Dunes National Lakeshore, Indiana.

APA Citation

United States. National Park Service. (1987). Environmental assessment for a development concept plan: east unit campground, Indiana Dunes National Lakeshore, Indiana. [Washington, D.C.?]: U.S. Dept. of the Interior, National Park Service.

MLA Citation

United States. National Park Service. Environmental Assessment for a Development Concept Plan: East Unit Campground, Indiana Dunes National Lakeshore, Indiana. [Washington, D.C.?]: U.S. Dept. of the Interior, National Park Service, 1987.