Purvis, R. L. (1994). Underwater bridge maintenance and repair. National Academy Press.
Chicago (17e ed.) BronvermeldingPurvis, Ronald L. Underwater Bridge Maintenance and Repair. Washington, D.C: National Academy Press, 1994.
MLA (9e ed.) BronvermeldingPurvis, Ronald L. Underwater Bridge Maintenance and Repair. National Academy Press, 1994.
Let op: Deze citaties zijn niet altijd 100% accuraat.