Third international safety conference. (1975). Hazards in tunnelling and on falsework. Institution of civil engineers.
Stile di citazione ChicagoThird international safety conference. Hazards in Tunnelling and on Falsework. London: Institution of civil engineers, 1975.
Citazione MLAThird international safety conference. Hazards in Tunnelling and on Falsework. Institution of civil engineers, 1975.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.