United States coast pilot 9.
Pacific and Arctic coasts Alaska: Cape Spencer to Beaufort Sea.

APA Citation

United States. National Ocean Service., National Ocean Survey., U.S. Coast and Geodetic Survey. United States coast pilot 9. Washington, D.C.: U.S. Dept. of Commerce, National Oceanic and Atmospheric Administration, National Ocean Survey .

MLA Citation

United States. National Ocean Service, National Ocean Survey, and U.S. Coast and Geodetic Survey. United States Coast Pilot 9. Washington, D.C.: U.S. Dept. of Commerce, National Oceanic and Atmospheric Administration, National Ocean Survey ,