Schulitz, H. C., Sobek, W., Habermann, K. J., Söffker, G., & Thrift, P. (2000). Steel construction manual. Birkhauser.
Cita Chicago (17th ed.)Schulitz, Helmut C., Werner Sobek, Karl J. Habermann, Gerd Söffker, i Philip Thrift. Steel Construction Manual. Basel ; Boston: Birkhauser, 2000.
Cita MLA (9th ed.)Schulitz, Helmut C., et al. Steel Construction Manual. Birkhauser, 2000.
Atenció: Aquestes cites poden no estar 100% correctes.