CHEN, J. (1995). Architectural Perspective Grids Three-demensional Design And Perspetive Construction Simplified John S.m Chen Aia, William T. Cooper. McGraw-Hill.
Chicago-viite (17. p.)CHEN, John. Architectural Perspective Grids Three-demensional Design And Perspetive Construction Simplified John S.m Chen Aia, William T. Cooper. McGraw-Hill, 1995.
MLA-viite (8. p.)CHEN, John. Architectural Perspective Grids Three-demensional Design And Perspetive Construction Simplified John S.m Chen Aia, William T. Cooper. McGraw-Hill, 1995.
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