National Trust for Historic Preservation in the United States & Maddex, D. (1981). New energy from old buildings. Preservation Press.
Chicago-referens (17:e uppl.)National Trust for Historic Preservation in the United States och Diane Maddex. New Energy from Old Buildings. Washington, D.C.: Preservation Press, 1981.
MLA-referens (8:e uppl.)National Trust for Historic Preservation in the United States och Diane Maddex. New Energy from Old Buildings. Preservation Press, 1981.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.