FERGUSON, P. M. (1981). Reinforced Concrete Fundamentals, Si Version. John Wiley & Sons.
Lua i Stíl Chicago (17ú heag.)FERGUSON, Phil M. Reinforced Concrete Fundamentals, Si Version. John Wiley & Sons, 1981.
Lua MLA (8ú heag.)FERGUSON, Phil M. Reinforced Concrete Fundamentals, Si Version. John Wiley & Sons, 1981.
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