CAPELLE, W. F. (1969). Professional Perspective Drawing For Architects And Engineers. McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)CAPELLE, W. Friedrich. Professional Perspective Drawing For Architects And Engineers. McGraw-Hill, 1969.
Lua MLA (8ú heag.)CAPELLE, W. Friedrich. Professional Perspective Drawing For Architects And Engineers. McGraw-Hill, 1969.
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