Citazione APA

Gaylord, H. E., & Gaylord, N. C. (1979). Structural Engineering Handbook (2nd ed.). McGraw-Hill.

Stile di citazione Chicago

Gaylord, H Edwin, e N Charles Gaylord. Structural Engineering Handbook. 2nd ed. New York: McGraw-Hill, 1979.

Citazione MLA

Gaylord, H Edwin, e N Charles Gaylord. Structural Engineering Handbook. 2nd ed. McGraw-Hill, 1979.