Parker, H. W. (1977). Air pollution. Prentice-Hall.
Lua i Stíl Chicago (17ú heag.)Parker, Homer W. Air Pollution. Englewood Cliffs, N.J.: Prentice-Hall, 1977.
Lua MLA (8ú heag.)Parker, Homer W. Air Pollution. Prentice-Hall, 1977.
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