CHEN, J. (1995). Architectural Perspective Grids Three-demensional Design And Perspetive Construction Simplified John S.m Chen Aia, William T. Cooper. McGraw-Hill.
Chicago-referens (17:e uppl.)CHEN, John. Architectural Perspective Grids Three-demensional Design And Perspetive Construction Simplified John S.m Chen Aia, William T. Cooper. McGraw-Hill, 1995.
MLA-referens (8:e uppl.)CHEN, John. Architectural Perspective Grids Three-demensional Design And Perspetive Construction Simplified John S.m Chen Aia, William T. Cooper. McGraw-Hill, 1995.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.