Gaya APA

Butler, Robert Brown.. (2002). Structural Systems : Architectural Engineering Design . New York: McGraw-Hill.

Gaya Chicago

Butler, Robert Brown.. Structural Systems : Architectural Engineering Design. New York: McGraw-Hill, 2002. Text.

Gaya MLA

Butler, Robert Brown.. Structural Systems : Architectural Engineering Design. New York: McGraw-Hill, 2002. Text.

Gaya Turabian

Butler, Robert Brown.. Structural Systems : Architectural Engineering Design. New York: McGraw-Hill, 2002. Print.