America's Industrial Heritage Project., United States. Department of the Interior. Southwestern Pennsylvania Heritage Preservation Commission., & United States. National Park Service. (1987). Action plan: America's Industrial Heritage Project. Heritage Preservation Commission, America's Industrial Heritage Project.
Chicago Style (17th ed.) CitationAmerica's Industrial Heritage Project., United States. Department of the Interior. Southwestern Pennsylvania Heritage Preservation Commission, and United States. National Park Service. Action Plan: America's Industrial Heritage Project. Cressen, Pa.: Heritage Preservation Commission, America's Industrial Heritage Project, 1987.
MLA (8th ed.) CitationAmerica's Industrial Heritage Project., et al. Action Plan: America's Industrial Heritage Project. Heritage Preservation Commission, America's Industrial Heritage Project, 1987.