APA (7 वां संस्करण) प्रशस्ति पत्र
ebrary, Inc. (2003). Cumulative environmental effects of oil and gas activities on Alaska's North Slope. National Academies Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
ebrary, Inc. Cumulative Environmental Effects of Oil and Gas Activities on Alaska's North Slope. Washington, D.C.: National Academies Press, 2003.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
ebrary, Inc. Cumulative Environmental Effects of Oil and Gas Activities on Alaska's North Slope. National Academies Press, 2003.
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