Gaya APA

Gaylord, E, H, G, J, ;, C, N. (1972). Design of steel structures (ed. 2). New York: McGraw-Hill.

Gaya MLA

Gaylord, Edwin, H., Gaylord,, Jr., ;, Charles, N.. "Design of steel structures". ed. 2 New York: McGraw-Hill, 1972. Text.