Thorpe, W. H. (1926). Steel bridge weights: Being particulars of 133 examples, with diagrams based thereon. Lockwood.
Cita Chicago (17th ed.)Thorpe, William Henry. Steel Bridge Weights: Being Particulars of 133 Examples, with Diagrams Based Thereon. London: Lockwood, 1926.
Cita MLA (8th ed.)Thorpe, William Henry. Steel Bridge Weights: Being Particulars of 133 Examples, with Diagrams Based Thereon. Lockwood, 1926.
Atenció: Aquestes cites poden no estar 100% correctes.