Butler, R. B. (2002). CD-ROM to accompany architectural engineering design: Structural systems. New York: McGraw-Hill.
Chicago-tyylinen lähdeviittausButler, Robert Brown. CD-ROM to Accompany Architectural Engineering Design: Structural Systems. New York: McGraw-Hill, 2002.
MLA-viiteButler, Robert Brown. CD-ROM to Accompany Architectural Engineering Design: Structural Systems. New York: McGraw-Hill, 2002.
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