Dyfyniad APA
Norris, C. H., Wilbur, J. B., & Utku, S. (1976). Elementary Structural Analysis (3d ed.). McGraw-Hill.
Dyfyniad Arddull Chicago
Norris, Charles Head, John Benson Wilbur, and Senol Utku. Elementary Structural Analysis. 3d ed. Delhi: McGraw-Hill, 1976.
Dyfyniad MLA
Norris, Charles Head, et al. Elementary Structural Analysis. 3d ed. McGraw-Hill, 1976.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.