United States. Federal Transit Administration, Transit Cooperative Research Program, Transit Development Corporation, National Research Council (U.S.). Transportation Research Board, & Gertler, J. B. (2002). Toolbox for transit operator fatigue. National Academy Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रUnited States. Federal Transit Administration, Transit Cooperative Research Program, Transit Development Corporation, National Research Council (U.S.). Transportation Research Board, और Judith B. Gertler. Toolbox for Transit Operator Fatigue. Washington, D.C: National Academy Press, 2002.
एमएलए (9वां संस्करण) प्रशस्ति पत्रUnited States. Federal Transit Administration, et al. Toolbox for Transit Operator Fatigue. National Academy Press, 2002.
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