Citazione Stile APA (7a Edizione)

Purvis, R. L. (1994). Underwater bridge maintenance and repair. National Academy Press.

Citazione stile Chigago Style (17a edizione)

Purvis, Ronald L. Underwater Bridge Maintenance and Repair. Washington, D.C: National Academy Press, 1994.

Citatione MLA (9a ed.)

Purvis, Ronald L. Underwater Bridge Maintenance and Repair. National Academy Press, 1994.