PARKER, H. (1976). Simplified Design Of Reinforced Concrete. John Wiley.
Lua i Stíl Chicago (17ú heag.)PARKER, Harry. Simplified Design Of Reinforced Concrete. John Wiley, 1976.
Lua MLA (8ú heag.)PARKER, Harry. Simplified Design Of Reinforced Concrete. John Wiley, 1976.
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