Smith, P. S. (1913). The Noatak-Kobuk region, Alaska. Department of the Interior, United States Geological Survey.
Chicago Style (17th ed.) CitationSmith, Philip S. The Noatak-Kobuk Region, Alaska. [Washington, D.C.]: Department of the Interior, United States Geological Survey, 1913.
MLA (9th ed.) CitationSmith, Philip S. The Noatak-Kobuk Region, Alaska. Department of the Interior, United States Geological Survey, 1913.
Warning: These citations may not always be 100% accurate.