Dyfyniad APA

Spiegel, L., & Spiegel, L. (1986). Applied Structural Steel Design Leonard Spiegel And George F. Limbrunner. Prentice-Hall.

Dyfyniad Arddull Chicago

Spiegel, Leonard, and Leonard Spiegel. Applied Structural Steel Design Leonard Spiegel And George F. Limbrunner. Prentice-Hall, 1986.

Dyfyniad MLA

Spiegel, Leonard, and Leonard Spiegel. Applied Structural Steel Design Leonard Spiegel And George F. Limbrunner. Prentice-Hall, 1986.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.