Spiegel, L., & Spiegel, L. (1986). Applied Structural Steel Design Leonard Spiegel And George F. Limbrunner. Prentice-Hall.
Chicago Style aipamenaSpiegel, Leonard, and Leonard Spiegel. Applied Structural Steel Design Leonard Spiegel And George F. Limbrunner. Prentice-Hall, 1986.
MLA aipamenaSpiegel, Leonard, and Leonard Spiegel. Applied Structural Steel Design Leonard Spiegel And George F. Limbrunner. Prentice-Hall, 1986.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.