National Trust for Historic Preservation in the United States. Historic preservation forum. National Trust for Historic Preservation.
Citace podle Chicago (17th ed.)National Trust for Historic Preservation in the United States. Historic Preservation Forum. Washington, D.C.: National Trust for Historic Preservation.
Citace podle MLA (8th ed.)National Trust for Historic Preservation in the United States. Historic Preservation Forum. National Trust for Historic Preservation.
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