Cita APA (7th ed.)
Norris, C. H., Wilbur, J. B., & Utku, S. (1948). Elementary Structural Analysis (1st Ed.). McGraw-Hill.
Cita Chicago (17th ed.)
Norris, Charles Head, John Benson Wilbur, i Senol Utku. Elementary Structural Analysis. 1st Ed. New York: McGraw-Hill, 1948.
Cita MLA (9th ed.)
Norris, Charles Head, et al. Elementary Structural Analysis. 1st Ed. McGraw-Hill, 1948.
Atenció: Aquestes cites poden no estar 100% correctes.