Railroad dispatcher communications training materials.
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Imprint: | Washington, DC : U.S. Dept. of Transportation, Federal Railroad Administration, Office of Research and Development, [2003] |
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Language: | English |
Subject: | |
Format: | E-Resource U.S. Federal Government Document Book |
URL for this record: | http://pi.lib.uchicago.edu/1001/cat/bib/6552091 |