Não informado. (1961). Preservation News. National Trust for Historic Preservation.
Cita Chicago Style (17a ed.)Não informado. Preservation News. Washington: National Trust for Historic Preservation, 1961.
Cita MLA (8a ed.)Não informado. Preservation News. National Trust for Historic Preservation, 1961.
Precaución: Estas citas no son 100% exactas.