APA-referens (7:e uppl.)
Stephenson, D. (2009). Heavenly vaults: From Romanesque to Gothic in European architecture. Princeton Architectural Press.
Chicago-referens (17:e uppl.)
Stephenson, David. Heavenly Vaults: From Romanesque to Gothic in European Architecture. New York: Princeton Architectural Press, 2009.
MLA-referens (9:e uppl.)
Stephenson, David. Heavenly Vaults: From Romanesque to Gothic in European Architecture. Princeton Architectural Press, 2009.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.