Hudson, W. R., Uddin, W., & Haas, R. C. G. (2013). Public infrastructure asset management (Second edition.). McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)Hudson, W. Ronald, Waheed Uddin, agus R. C. G. Haas. Public Infrastructure Asset Management. Second edition. New York: McGraw-Hill, 2013.
Lua MLA (9ú heag.)Hudson, W. Ronald, et al. Public Infrastructure Asset Management. Second edition. McGraw-Hill, 2013.
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