Citazione Stile APA (7a Edizione)

Norris, C. H., Wilbur, J. B., & Utku, S. (1976). Elementary structural analysis (Third Edition.). McGraw-Hill.

Citazione stile Chigago Style (17a edizione)

Norris, Charles Head, John Benson Wilbur, e Senol Utku. Elementary Structural Analysis. Third Edition. New York: McGraw-Hill, 1976.

Citatione MLA (9a ed.)

Norris, Charles Head, et al. Elementary Structural Analysis. Third Edition. McGraw-Hill, 1976.