Analysis of helicopter noise data using international helicopter noise certification procedures /
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| Imprint: | Washington, D.C. : U.S. Dept. of Transportation, Federal Aviation Administration, Office of Environment and Energy ; Springfield, Va. : Available through the National Technical Information Service, [1986] |
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| Description: | 1 v. (various pagings) : ill. ; 28 cm. |
| Language: | English |
| Subject: | |
| Format: | Microform U.S. Federal Government Document Book |
| URL for this record: | http://pi.lib.uchicago.edu/1001/cat/bib/1204777 |
