Cita APA (7th ed.)
Bowles, J. E. (1980). Structural steel design. McGraw-Hill.
Cita Chicago (17th ed.)
Bowles, Joseph E. Structural Steel Design. New York: McGraw-Hill, 1980.
Cita MLA (9th ed.)
Bowles, Joseph E. Structural Steel Design. McGraw-Hill, 1980.
Atenció: Aquestes cites poden no estar 100% correctes.