Steels, M. H. (1999). Effective training for civil engineers. Thomas Telford.
Dyfyniad Arddull ChicagoSteels, Macdonald H. Effective Training for Civil Engineers. Thomas Telford, 1999.
Dyfyniad MLASteels, Macdonald H. Effective Training for Civil Engineers. Thomas Telford, 1999.
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