Publisher
Alaska Power Authority,
3
Dover Publications,
1
Fish and Wildlife Service, U.S. Department of the Interior : For sale by the Supt. of Docs., U.S. Govt. Print. Off.,
1
Houghton Mifflin,
1
NVE - Vassdragsdirektoratet = Norwegian Water Resources and Electricity Board,
1
Oak Ridge Associated Universities ; [available from the National Technical Information Service, U.S. Dept. of Commerce],
1
Terrestrial Environmental Specialists,
1
University of Alaska Museum,
1