SMITH, R. C. Principles & Practices Of Heavy Construction Ronald C. Smith. Prentice-Hall.
Chicago (17e ed.) BronvermeldingSMITH, Ronald C. Principles & Practices Of Heavy Construction Ronald C. Smith. Prentice-Hall.
MLA (8e ed.) BronvermeldingSMITH, Ronald C. Principles & Practices Of Heavy Construction Ronald C. Smith. Prentice-Hall.
Let op: Deze citaties zijn niet altijd 100% accuraat.