Não informado. (2004). Journal of plumbing, heating and air conditioning. Scott Periodicals.
Lua i Stíl Chicago (17ú heag.)Não informado. Journal of Plumbing, Heating and Air Conditioning. Tarrytown, NY: Scott Periodicals, 2004.
Lua MLA (8ú heag.)Não informado. Journal of Plumbing, Heating and Air Conditioning. Scott Periodicals, 2004.
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