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शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रebrary, Inc. Improving the Environment: An Evaluation of DOE's Environmental Management Program. Washington, DC: National Academy Press, 1995.
एमएलए (9वां संस्करण) प्रशस्ति पत्रebrary, Inc. Improving the Environment: An Evaluation of DOE's Environmental Management Program. National Academy Press, 1995.
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