D'Amelio, J. (2007). Mechanical estimating manual: Sheet metal, piping and plumbing. London, UK : Fairmont Press.
Lua i Stíl Chicago (17ú heag.)D'Amelio, Joseph. Mechanical Estimating Manual: Sheet Metal, Piping and Plumbing. London, UK : Fairmont Press, 2007.
Lua MLA (9ú heag.)D'Amelio, Joseph. Mechanical Estimating Manual: Sheet Metal, Piping and Plumbing. London, UK : Fairmont Press, 2007.
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