KOPLAR, R. (1993). Architectural Studies A Step-by-step Guide To Rendering And Drawing Techniques Richard Koplar. McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)KOPLAR, Richard. Architectural Studies A Step-by-step Guide To Rendering And Drawing Techniques Richard Koplar. McGraw-Hill, 1993.
Lua MLA (8ú heag.)KOPLAR, Richard. Architectural Studies A Step-by-step Guide To Rendering And Drawing Techniques Richard Koplar. McGraw-Hill, 1993.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.