Steels, M. H. (1999). Effective training for civil engineers. Thomas Telford.
Cita Chicago Style (17a ed.)Steels, Macdonald H. Effective Training for Civil Engineers. Thomas Telford, 1999.
Cita MLA (8a ed.)Steels, Macdonald H. Effective Training for Civil Engineers. Thomas Telford, 1999.
Precaución: Estas citas no son 100% exactas.