APA-referens (7:e uppl.)
Young, R. A. (2012). Stewardship of the built environment: Sustainability, preservation, and reuse. Island Press.
Chicago-referens (17:e uppl.)
Young, Robert A. Stewardship of the Built Environment: Sustainability, Preservation, and Reuse. Washington, D.C.: Island Press, 2012.
MLA-referens (9:e uppl.)
Young, Robert A. Stewardship of the Built Environment: Sustainability, Preservation, and Reuse. Island Press, 2012.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.