Cita APA (7a ed.)

Gray, C., Kent, L. E., & Mitchel, W. A. (1957). Steel designer's manual. Crosby Lockwood.

Cita Chicago Style (17a ed.)

Gray, Charles, Lewis E. Kent, y W. A. Mitchel. Steel Designer's Manual. London: Crosby Lockwood, 1957.

Cita MLA (9a ed.)

Gray, Charles, et al. Steel Designer's Manual. Crosby Lockwood, 1957.