Purvis, R. L. (1994). Underwater bridge maintenance and repair. National Academy Press.
Chicagoスタイル(17版)引用形式Purvis, Ronald L. Underwater Bridge Maintenance and Repair. Washington, D.C: National Academy Press, 1994.
MLA(9版)引用形式Purvis, Ronald L. Underwater Bridge Maintenance and Repair. National Academy Press, 1994.
警告: この引用は必ずしも正確ではありません.