(1987). Speech -- October 27, 1987 (Environment -- Air -- [Ozone Layer Depletion -- Antarctic Hole File] -- October 27, 1987). Senator H. John Heinz III Archives; Carnegie Mellon University.
Chicago Style (17th ed.) CitationSpeech -- October 27, 1987 (Environment -- Air -- [Ozone Layer Depletion -- Antarctic Hole File] -- October 27, 1987). Senator H. John Heinz III Archives; Carnegie Mellon University, 1987.
MLA (8th ed.) CitationSpeech -- October 27, 1987 (Environment -- Air -- [Ozone Layer Depletion -- Antarctic Hole File] -- October 27, 1987). Senator H. John Heinz III Archives; Carnegie Mellon University, 1987.
Warning: These citations may not always be 100% accurate.