ebrary, Inc, & Billingshouse, S. I. (2009). Arctic National Wildlife Refuge: Issues and legislation. Nova Science Publishers.
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Chicago-čujuhus (17. p.)
ebrary, Inc, juo Sarah I. Billingshouse. Arctic National Wildlife Refuge: Issues and Legislation. New York: Nova Science Publishers, 2009.
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MLA-čujuhus (9. p.)
ebrary, Inc, juo Sarah I. Billingshouse. Arctic National Wildlife Refuge: Issues and Legislation. Nova Science Publishers, 2009.
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