Christian, J. (1981). Management, Machines and Methods in Civil Engineering. John Wiley.
Stile di citazione ChicagoChristian, John. Management, Machines and Methods in Civil Engineering. New York: John Wiley, 1981.
Citazione MLAChristian, John. Management, Machines and Methods in Civil Engineering. John Wiley, 1981.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.