APA-viite (7. p.)
Wright, F. L., & Hitchcock, H. In the Nature of Materials: 1887-1941 : The Buildings of Frank Lloyd Wright. Da Capo Press.
Chicago-viite (17. p.)
Wright, Frank Lloyd, ja Henry-Russell Hitchcock. In the Nature of Materials: 1887-1941 : The Buildings of Frank Lloyd Wright. Nueva York, EUA: Da Capo Press.
MLA-viite (9. p.)
Wright, Frank Lloyd, ja Henry-Russell Hitchcock. In the Nature of Materials: 1887-1941 : The Buildings of Frank Lloyd Wright. Da Capo Press.
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