1.
|
Washington, DC : National Academies Press, [2018] 2018
|
2.
|
Lexington, Kentucky : The University of Kentucky Press, 1973. ©1973
|
3.
|
New Haven : Yale University Press, [2015]
|
4.
|
Boulder : University Press of Colorado, c2012.
|
5.
|
Washington, D.C. : National Academy Press, 1993.
|
6.
|
|
7.
|
[Reston, Va.?] : U.S. Dept. of the Interior, U.S. Geological Survey, 1995.
I 19.76: 95-75-E |
|
8.
|
Washington, D.C. : U.S. G.P.O. : For sale by the U.S. G.P.O., Supt. of Docs., 1996.
|
9.
|
Berkeley, University of California Press, 1957.
|
10.
|
Denver, CO : U.S. Dept. of the Interior, U.S. Geological Survey, [2002]
|